char cast on tolower & toupper

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4218 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/mod/formats/mod_sndfile/mod_sndfile.c b/src/mod/formats/mod_sndfile/mod_sndfile.c
index 7fcd6485912860189b1088c5546ee757c54b7125..60fa69ff66eea438eee06766deef08950acfef25 100644 (file)
--- a/src/mod/formats/mod_sndfile/mod_sndfile.c
+++ b/src/mod/formats/mod_sndfile/mod_sndfile.c
@@ -343,10 +343,10 @@ static switch_status_t setup_formats(void)
                        map->uext = switch_core_permanent_strdup(info.extension);
                        map->format = info.format;
                        for(p = map->ext; *p; p++) {
-                               *p = tolower(*p);
+                               *p = (char)tolower(*p);
                        }
                        for(p = map->uext; *p; p++) {
-                               *p = toupper(*p);
+                               *p = (char)toupper(*p);
                        }
                        switch_core_hash_insert(globals.format_hash, map->ext, map);
                        switch_core_hash_insert(globals.format_hash, map->uext, map);