-_PDCLIB_uintmax_t _PDCLIB_strtox_main( const char ** p, int base, _PDCLIB_uintmax_t error, _PDCLIB_uintmax_t limval, int limdigit )
+_PDCLIB_uintmax_t _PDCLIB_strtox_main( const char ** p, int base, _PDCLIB_uintmax_t error, _PDCLIB_uintmax_t limval, _PDCLIB_uintmax_t limdigit, char * sign )