getspnam (3) - get shadow password file entry
getspnam_r (3) - get shadow password file entry
strcspn (3) - search a string for a set of bytes
strcspn (3p) - get the length of a complementary substring
strspn (3) - search a string for a set of bytes
strspn (3p) - get length of a substring
wcscspn (3) - search a wide-character string for any of a set of wid...
wcscspn (3p) - get the length of a complementary wide substring
wcsspn (3) - advance in a wide-character string, skipping any of a ...
wcsspn (3p) - get the length of a wide substring