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-rw-r--r--conf/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/conf/Makefile b/conf/Makefile
index fb3dd052..47024d26 100644
--- a/conf/Makefile
+++ b/conf/Makefile
@@ -11,7 +11,7 @@ BISON_DEBUG=-t
endif
$(conf-y-targets): $(s)confbase.Y $(s)flowspec.Y
- $(M4) -P $| $^ >$@
+ $(M4) $(M4FLAGS) -P $| $^ >$@
$(o)cf-parse.y: | $(s)gen_parser.m4
$(o)keywords.h: | $(s)gen_keywords.m4