83 	struct pid *cur;  in pdes_get()  local
112 	if ((cur = malloc(sizeof(*cur))) != NULL)  in pdes_get()
113 		return cur;  in pdes_get()
154 pdes_parent(int *pdes, struct pid *cur, pid_t pid, const char *type)  in pdes_parent()  argument
162 		cur->fd = pdes[0];  in pdes_parent()
168 		cur->fd = pdes[1];  in pdes_parent()
174 	cur->fp = iop;  in pdes_parent()
175 	cur->pid =  pid;  in pdes_parent()
176 	cur->next = pidlist;  in pdes_parent()
177 	pidlist = cur;  in pdes_parent()
181 pdes_error(int *pdes, struct pid *cur)  in pdes_error()  argument
183 	free(cur);  in pdes_error()
191 	struct pid *cur;  in popenve()  local
195 	if ((cur = pdes_get(pdes, &type)) == NULL)  in popenve()
207 		pdes_error(pdes, cur);  in popenve()
218 	pdes_parent(pdes, cur, pid, type);  in popenve()
224 	return cur->fp;  in popenve()
235 	struct pid *cur, *last;  in pcloseve()  local
244 	for (last = NULL, cur = pidlist; cur; last = cur, cur = cur->next)  in pcloseve()
245 		if (cur->fp == iop)  in pcloseve()
247 	if (cur == NULL) {  in pcloseve()
259 		pidlist = cur->next;  in pcloseve()
261 		last->next = cur->next;  in pcloseve()
268 		pid = waitpid(cur->pid, &pstat, 0);  in pcloseve()
271 	free(cur);  in pcloseve()