/* Find out if the last character of a string matches the one given.
* Don't underrun the buffer if the string length is 0.
*/
-char* last_char_is(const char *s, int c)
+char* FAST_FUNC last_char_is(const char *s, int c)
{
if (s && *s) {
size_t sz = strlen(s) - 1;