Marcelo Araujo 7dbab9554d Use NULL for pointers.
strrchr(3) will return NULL if the character does not appears in
the string.

MFC after:	2 weeks.
2016-04-18 06:02:26 +00:00
..
2015-06-13 19:20:56 +00:00
2016-04-18 06:02:26 +00:00