sysdecode_open_flags
printed = sysdecode_open_flags(fp, oflags, rem);
bool sysdecode_open_flags(FILE *_fp, int _flags, int *_rem);
print_mask_arg(sysdecode_open_flags, ip[0]);
print_mask_arg(sysdecode_open_flags, ip[0]);
print_mask_arg(sysdecode_open_flags, ip[0]);
print_mask_arg(sysdecode_open_flags, fp, args[sc->offset]);