--- bibtex/reverse.c.dist	Tue Apr  1 19:22:52 2003
+++ bibtex/reverse.c	Tue Apr  1 19:22:09 2003
@@ -26,7 +26,7 @@
 #endif
 
 #include <string.h>
-#include <regex.h>
+#include <gnuregex.h>
 
 #ifdef HAVE_STDBOOL_H
 #include <stdbool.h>