Patches to commands for issues reported from static analysis tool. portability.h.patch - it is for O_CLOEXEC, as compiler complained of it. Makefile.patch - for cleaning generated/*.o files and libopts.dat file [Fixup to uniq.c from Rob.]

#include "toys.h"

int xsocket(int domain, int type, int protocol)
{
  int fd = socket(domain, type, protocol);

  if (fd < 0) perror_exit("socket %x %x", type, protocol);
  return fd;
}