65 help_getnext(int fd, char **topic, char **subtopic, char **desc)  in help_getnext()  argument
70 	*topic = *subtopic = *desc = NULL;  in help_getnext()
78 		*topic = *subtopic = *desc = NULL;  in help_getnext()
82 			if (*cp == 'T' && *topic == NULL) {  in help_getnext()
85 				*topic = strdup(cp + 1);  in help_getnext()
96 		if (*topic == NULL) {  in help_getnext()
107 help_emitsummary(char *topic, char *subtopic, char *desc)  in help_emitsummary()  argument
112 	pager_output(topic);  in help_emitsummary()
113 	i = strlen(topic);  in help_emitsummary()
134 	char	*topic, *subtopic, *t, *s, *d;  in command_help()  local
145 	topic = subtopic = NULL;  in command_help()
151 		topic = strdup(argv[1]);  in command_help()
154 		topic = strdup("help");  in command_help()
163 	doindex = strcmp(topic, "index") == 0? 1 : 0;  in command_help()
174 		} else if (strcmp(topic, t)) {  in command_help()
212 		    "no help available for '%s'", topic);  in command_help()
213 		free(topic);  in command_help()
217 	free(topic);  in command_help()