diff options
Diffstat (limited to 'libntp/ssl_init.c')
| -rw-r--r-- | libntp/ssl_init.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libntp/ssl_init.c b/libntp/ssl_init.c index 7f1e9a0..a9d1d54 100644 --- a/libntp/ssl_init.c +++ b/libntp/ssl_init.c @@ -96,13 +96,13 @@ keytype_from_text( LIB_GETBUF(upcased); strlcpy(upcased, text, LIB_BUFLENGTH); for (pch = upcased; '\0' != *pch; pch++) - *pch = (char)toupper(*pch); + *pch = (char)toupper((unsigned char)*pch); key_type = OBJ_sn2nid(upcased); #else key_type = 0; #endif - if (!key_type && 'm' == tolower(text[0])) + if (!key_type && 'm' == tolower((unsigned char)text[0])) key_type = NID_md5; if (!key_type) |