138 	FILE *cfd;  local
152 	cfd = fopen(GRADES, "r");
156 	while (rdfulline(cfd, line, BUFSIZ) != 0) {
165 			(void) fclose(cfd);
171 	(void) fclose(cfd);
194 	FILE *cfd;  in fdgrade()  local
200 		cfd = fopen(GRADES, "r");  in fdgrade()
204 		for (; rdfulline(cfd, line, BUFSIZ) != 0;) {  in fdgrade()
221 			(void) fclose(cfd);  in fdgrade()
229 		(void) fclose(cfd);  in fdgrade()
597 	FILE *cfd;  local
609 	cfd = fopen(GRADES, "r");
613 	while (rdfulline(cfd, line, BUFSIZ) != 0) {
624 			(void) fclose(cfd);
628 			(void) fclose(cfd);
638 	(void) fclose(cfd);