57           pid_t pid;  member
63           pid_t pid;  member
78               fpp->fp, fpp->pipe, fpp->pid, fpp->link);
112 register_file(FILE *fp, int pipefd, pid_t pid)  in register_file()  argument
119           fpp->pid = pid;  in register_file()
199           pid_t pid;  in start_commandv()  local
202           if ((pid = fork()) < 0) {  in start_commandv()
206           if (pid == 0) {  in start_commandv()
220           (void)findchild(pid, 0);  in start_commandv()
221           return pid;  in start_commandv()
241           pid_t pid;  in Popen()  local
259           pid = start_command(shellcmd, &nset, fd0, fd1, "-c", cmd, NULL);  in Popen()
260           if (pid < 0) {  in Popen()
267                     register_file(fp, 1, pid);  in Popen()
272 findchild(pid_t pid, int dont_alloc)  in findchild()  argument
276           for (cpp = &child; *cpp != NULL && (*cpp)->pid != pid;  in findchild()
288                     (*cpp)->pid = pid;  in findchild()
311 wait_child(pid_t pid)  in wait_child()  argument
325           cp = findchild(pid, 1);  in wait_child()
327                     rv = waitpid(pid, &wait_status, 0);  in wait_child()
346                               return p->pid;  in file_pid()
424 wait_command(pid_t pid)  in wait_command()  argument
427           if (wait_child(pid) < 0) {  in wait_command()
437           pid_t pid;  in run_command()  local
470           pid = start_commandv(cmd, nset, infd, outfd, args);  in run_command()
472           if (pid < 0)  in run_command()
474           rval = wait_command(pid);  in run_command()
487           pid_t pid;  in sigchild()  local
493           while ((pid = waitpid((pid_t)-1, &status, WNOHANG)) > 0) {  in sigchild()
494                     cp = findchild(pid, 1);       /* async-signal-safe: we don't alloc */  in sigchild()
511 free_child(pid_t pid)  in free_child()  argument
519           if ((cp = findchild(pid, 0)) != NULL) {  in free_child()