t5302: avoid using tail -c

diff --git a/grep.c b/grep.c
index 0fc078ec0ac42e39125c8e5a8f05a3b6ecae4fa3..fcc676230282e4c5bda4f9f97c5ae65c1a6beb30 100644 (file)
--- a/grep.c
+++ b/grep.c
@@ -1,5 +1,4 @@
 #include "cache.h"
-#include <regex.h>
 #include "grep.h"
 
 void append_grep_pattern(struct grep_opt *opt, const char *pat,