fix datatype mismatch

diff --git a/ext/standard/mail.c b/ext/standard/mail.c
index 96363f4cb9cda6e08df65ebea0559f7d383df75a..5d2b576c7edd2f2a3d808a1daeded4cf2cee5384 100644 (file)
--- a/ext/standard/mail.c
+++ b/ext/standard/mail.c
@@ -251,7 +251,7 @@ PHPAPI int php_mail(char *to, char *subject, char *message, char *headers, char
        if (mail_log && *mail_log) {
                char *tmp;
                time_t curtime;
-               int l;
+               size_t l;
                zend_string *date_str;
 
                time(&curtime);