* lib/appendstr.c (appendstr): Use size_t type for string lengths.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/appendstr.c b/lib/appendstr.c
index 1bbaebcc..ef07ce88 100644
--- a/lib/appendstr.c
+++ b/lib/appendstr.c
@@ -30,7 +30,7 @@
 char *appendstr (char *str, ...)
 {
       va_list ap;
-      int len, newlen;
+      size_t len, newlen;
       char *next, *end;
 
       len = str ? strlen (str) : 0;