--- development/Makefile.am.orig	2024-11-01 01:12:44.160674000 +0000
+++ development/Makefile.am	2024-11-01 01:13:03.544363000 +0000
@@ -1,13 +1,5 @@
 include $(top_srcdir)/config/common.am
 
-if INSTALL_MACOSX
-SUBDIRS = MacOSX
-endif
-
-if INSTALL_CYGWIN
-SUBDIRS = cygwin
-endif
-
 EXTRA_DIST = coding/Rules coding/Recommendations \
 	coverity_modeling.cpp \
 	FORMAT lyx.rpm.README \
