package configuration for libxslt is not found
package configuration for libxml-2.0 is not found
package configuration for libiconv is not found
find_header: checking for libxml/parser.h... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64   -lruby.1.9.1  -lpthread -ldl -lobjc  "
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: int main(int argc, char **argv)
4: {
5:   return 0;
6: }
/* end */

"/usr/bin/clang -E -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX  conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <libxml/parser.h>
/* end */

--------------------

find_header: checking for libxslt/xslt.h... -------------------- yes

"/usr/bin/clang -E -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX  conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <libxslt/xslt.h>
/* end */

--------------------

find_header: checking for libexslt/exslt.h... -------------------- yes

"/usr/bin/clang -E -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX  conftest.c -o conftest.i"
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <libexslt/exslt.h>
/* end */

--------------------

have_func: checking for iconv_open() in iconv.h... -------------------- no

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64   -lruby.1.9.1  -lpthread -ldl -lobjc  "
Undefined symbols for architecture x86_64:
  "_libiconv_open", referenced from:
      _t in conftest-3c935a.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: #include <iconv.h>
 4: 
 5: /*top*/
 6: int t() { void ((*volatile p)()); p = (void ((*)()))iconv_open; return 0; }
 7: int main(int argc, char **argv)
 8: {
 9:   if (argc > 1000000) {
10:     printf("%p", &t);
11:   }
12: 
13:   return 0;
14: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64   -lruby.1.9.1  -lpthread -ldl -lobjc  "
conftest.c:6:22: error: too few arguments to function call, expected 2, have 0
int t() { iconv_open(); return 0; }
          ~~~~~~~~~~ ^
/opt/local/include/iconv.h:73:1: note: 'libiconv_open' declared here
extern iconv_t iconv_open (const char* tocode, const char* fromcode);
^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: #include <iconv.h>
 4: 
 5: /*top*/
 6: int t() { iconv_open(); return 0; }
 7: int main(int argc, char **argv)
 8: {
 9:   if (argc > 1000000) {
10:     printf("%p", &t);
11:   }
12: 
13:   return 0;
14: }
/* end */

--------------------

have_library: checking for iconv_open() in -liconv... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64   -lruby.1.9.1 -liconv  -lpthread -ldl -lobjc  "
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: #include <iconv.h>
 4: 
 5: /*top*/
 6: int t() { void ((*volatile p)()); p = (void ((*)()))iconv_open; return 0; }
 7: int main(int argc, char **argv)
 8: {
 9:   if (argc > 1000000) {
10:     printf("%p", &t);
11:   }
12: 
13:   return 0;
14: }
/* end */

--------------------

find_library: checking for xmlParseDoc() in -lxml2... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -liconv  -lruby.1.9.1 -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlParseDoc'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlParseDoc; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlParseDoc; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -liconv  -lruby.1.9.1 -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlParseDoc' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlParseDoc(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlParseDoc(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

find_library: checking for xsltParseStylesheetDoc() in -lxslt... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lxml2 -liconv  -lruby.1.9.1 -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xsltParseStylesheetDoc'
int t() { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lxml2 -liconv  -lruby.1.9.1 -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xsltParseStylesheetDoc' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xsltParseStylesheetDoc(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xsltParseStylesheetDoc(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

find_library: checking for exsltFuncRegister() in -lexslt... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'exsltFuncRegister'
int t() { void ((*volatile p)()); p = (void ((*)()))exsltFuncRegister; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))exsltFuncRegister; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'exsltFuncRegister' is invalid in C99 [-Wimplicit-function-declaration]
int t() { exsltFuncRegister(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { exsltFuncRegister(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlHasFeature()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlHasFeature'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlHasFeature; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlHasFeature; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlHasFeature' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlHasFeature(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlHasFeature(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlFirstElementChild()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlFirstElementChild'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlFirstElementChild; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlFirstElementChild; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlFirstElementChild' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlFirstElementChild(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlFirstElementChild(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlRelaxNGSetParserStructuredErrors()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlRelaxNGSetParserStructuredErrors'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetParserStructuredErrors; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetParserStructuredErrors; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlRelaxNGSetParserStructuredErrors' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlRelaxNGSetParserStructuredErrors(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlRelaxNGSetParserStructuredErrors(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlRelaxNGSetParserStructuredErrors()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlRelaxNGSetParserStructuredErrors'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetParserStructuredErrors; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetParserStructuredErrors; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlRelaxNGSetParserStructuredErrors' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlRelaxNGSetParserStructuredErrors(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlRelaxNGSetParserStructuredErrors(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlRelaxNGSetValidStructuredErrors()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlRelaxNGSetValidStructuredErrors'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetValidStructuredErrors; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlRelaxNGSetValidStructuredErrors; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlRelaxNGSetValidStructuredErrors' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlRelaxNGSetValidStructuredErrors(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlRelaxNGSetValidStructuredErrors(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlSchemaSetValidStructuredErrors()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlSchemaSetValidStructuredErrors'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlSchemaSetValidStructuredErrors; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlSchemaSetValidStructuredErrors; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlSchemaSetValidStructuredErrors' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlSchemaSetValidStructuredErrors(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlSchemaSetValidStructuredErrors(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

have_func: checking for xmlSchemaSetParserStructuredErrors()... -------------------- yes

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:53: error: use of undeclared identifier 'xmlSchemaSetParserStructuredErrors'
int t() { void ((*volatile p)()); p = (void ((*)()))xmlSchemaSetParserStructuredErrors; return 0; }
                                                    ^
1 error generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { void ((*volatile p)()); p = (void ((*)()))xmlSchemaSetParserStructuredErrors; return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

"/usr/bin/clang -o conftest -I/opt/local/include/ruby-1.9.1/x86_64-darwin19 -I/opt/local/include/ruby-1.9.1/ruby/backward -I/opt/local/include/ruby-1.9.1 -I. -I/opt/local/include/libxml2 -I/usr/local/include/libxml2 -I/opt/local/include/libxml2 -I/usr/local/include -I/usr/include -I/usr/include/libxml2 -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE  -I/opt/local/libexec/openssl10/include -isystem/opt/local/include -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk -I/opt/local/include -pipe -I/opt/local/libexec/openssl10/include -Os -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -fno-common  -g -DXP_UNIX conftest.c  -L. -L/opt/local/lib -L/opt/local/lib -L/usr/local/lib -L/usr/lib -L. -L/opt/local/libexec/openssl10/lib -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-syslibroot,/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk  -arch x86_64 -L/opt/local/lib    -arch x86_64  -lexslt -lxslt -lxml2 -liconv  -lruby.1.9.1 -lexslt -lxslt -lxml2 -liconv  -lpthread -ldl -lobjc  "
conftest.c:4:11: warning: implicit declaration of function 'xmlSchemaSetParserStructuredErrors' is invalid in C99 [-Wimplicit-function-declaration]
int t() { xmlSchemaSetParserStructuredErrors(); return 0; }
          ^
1 warning generated.
checked program was:
/* begin */
 1: #include "ruby.h"
 2: 
 3: /*top*/
 4: int t() { xmlSchemaSetParserStructuredErrors(); return 0; }
 5: int main(int argc, char **argv)
 6: {
 7:   if (argc > 1000000) {
 8:     printf("%p", &t);
 9:   }
10: 
11:   return 0;
12: }
/* end */

--------------------

