Index: libgpg-error-1.16/src/Makefile.am
===================================================================
--- libgpg-error-1.16/src/Makefile.am
+++ libgpg-error-1.16/src/Makefile.am
@@ -268,9 +268,14 @@
 pre_mkheader_cmds = :
 parts_of_gpg_error_h += ./lock-obj-pub.native.h
 
+if HAVE_W32_SYSTEM
+./lock-obj-pub.native.h: Makefile gen-w32-lock-obj w32-lock-obj.h
+	./gen-w32-lock-obj >$@
+else
 ./lock-obj-pub.native.h: Makefile gen-posix-lock-obj posix-lock-obj.h
 	./gen-posix-lock-obj >$@
 endif
+endif
 
 # We also depend on versioninfo.rc because that is build by
 # config.status and thus has up-to-date version numbers.