--- lib/gvpr/Makefile.am.orig
+++ lib/gvpr/Makefile.am
@@ -52,8 +52,7 @@ libgvpr_la_DEPENDENCIES = $(libgvpr_C_la
 
 mkdefs_SOURCES = mkdefs.c
 
-gdefs.h: $(top_srcdir)/lib/gvpr/gprdata mkdefs$(EXEEXT)
-	./mkdefs$(EXEEXT) gdefs.h < $(top_srcdir)/lib/gvpr/gprdata
+gdefs.h:
 
 EXTRA_DIST = $(man_MANS) $(pdf_DATA) gprdata mkdefs.c gdefs.h trie.c gvprlib.vcproj