text: #define getpts not_using_this_getpts
  #include "bsdpty.c"
  #undef getpts
  #include <signal.h>
  
  int
  getpts(int fd[], char *slave)
  {
  	void (*f)(int);
  
  	f = signal(SIGCHLD, SIG_DFL);
  	if(openpty(&fd[1], &fd[0], NULL, NULL, NULL) >= 0){
  		fchmod(fd[1], 0620);
  		strcpy(slave, ttyname(fd[0]));
  		signal(SIGCHLD, f);
  		return 0;
  	}
  	sysfatal("no ptys");
  	return 0;
  }
  