fileutil.c: include string.h which is needed by compat getline

diff --git a/usual/fileutil.c b/usual/fileutil.c
index 3eb34e2455889df4f75da6c48e952cb9b5e19fbd..b7b91c4e1707ebbf1330103befbbd5a15301121a 100644 (file)
--- a/usual/fileutil.c
+++ b/usual/fileutil.c
@@ -24,6 +24,7 @@
 
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <string.h>
 
 /*
  * Load text file into C string.