https://src.fedoraproject.org/rpms/nauty/raw/rawhide/f/nauty-fix-gt_numorbits.patch

Description: explicit extern declaration for gt_numorbits
Origin: debian
Author: Jerome Benoit <calculus@rezozer.net>
Last-Update: 2017-11-24

--- a/labelg.c
+++ b/labelg.c
@@ -91,7 +91,6 @@
 
 static nauty_counter orbtotal;
 static double unorbtotal;
-extern int gt_numorbits;
 
 /**************************************************************************/
 
--- a/gtools-h.in
+++ b/gtools-h.in
@@ -330,6 +330,7 @@
 extern TLS_ATTR char *readg_line;
 extern TLS_ATTR size_t ogf_linelen;
 extern TLS_ATTR boolean is_pipe;
+extern TLS_ATTR int gt_numorbits;
 
 #ifdef __cplusplus
 }
--- a/gtnauty.c
+++ b/gtnauty.c
@@ -23,7 +23,7 @@
 static int fuzz2[] = {006532,070236,035523,062437};
 #define FUZZ2(x) ((x) ^ fuzz2[(x)&3])
 
-int gt_numorbits;
+TLS_ATTR int gt_numorbits;
 
 #ifdef REFINE
 void REFINE(graph*,int*,int*,int,int*,int*,set*,int*,int,int);