validate_group_ids
return (validate_group_ids(line, linelenp, buflen,
extern int validate_group_ids(char *line, int *linelenp, int buflen,
parsestat = validate_group_ids(instr,
stat = validate_group_ids(
extern int validate_group_ids(char *line, int *linelenp, int buflen,
parsestat = validate_group_ids(&val, &vallen, 1);
extern int validate_group_ids(char **linepp, int *linelenp, int allocbuf);