1 files changed, 2 insertions, 0 deletions
diff --git a/grep.c b/grep.c
index 0ed9594b0..e9ff91b3e 100644
--- a/grep.c
+++ b/grep.c
@@ -28,6 +28,8 @@
 #include <errno.h>
 #include "busybox.h"
 
+extern void xregcomp(regex_t *preg, const char *regex, int cflags);
+
 extern int optind; /* in unistd.h */
 extern int errno;  /* for use with strerror() */