1 files changed, 1 insertions, 0 deletions
diff --git a/regex.h b/regex.h
index 8ce80d472b..0d91273241 100644
--- a/regex.h
+++ b/regex.h
@@ -77,6 +77,7 @@
 #define RE_OPTIMIZE_ANCHOR   (RE_MAY_IGNORECASE<<1)
 #define RE_OPTIMIZE_EXACTN   (RE_OPTIMIZE_ANCHOR<<1)
 #define RE_OPTIMIZE_NO_BM    (RE_OPTIMIZE_EXACTN<<1)
+#define RE_OPTIMIZE_BMATCH   (RE_OPTIMIZE_NO_BM<<1)
 
 /* For multi-byte char support */
 #define MBCTYPE_ASCII 0