Standardize WITH_* make variables for configuring dependencies

1 files changed, 1 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index b5dfeed..5babf27 100644
--- a/eval.c
+++ b/eval.c
@@ -37,7 +37,7 @@
 #include "time.h"
 #include "trie.h"
 #include "util.h"
-#include "regexp.h"
+#include "regex.h"
 #include <assert.h>
 #include <errno.h>
 #include <fcntl.h>