72 	struct alias *ap, **app;  in setalias()  local
78 	ap = ckmalloc(sizeof (struct alias));  in setalias()
79 	ap->name = savestr(name);  in setalias()
80 	ap->flag = 0;  in setalias()
81 	ap->val = savestr(val);  in setalias()
82 	ap->next = *app;  in setalias()
83 	*app = ap;  in setalias()
90 	struct alias *ap = *app;  in freealias()  local
92 	if (ap == NULL)  in freealias()
104 	if (ap->flag & ALIASINUSE && !force) {  in freealias()
105 		*ap->name = '\0';  in freealias()
106 		return &ap->next;  in freealias()
110 	*app = ap->next;  in freealias()
111 	ckfree(ap->name);  in freealias()
112 	ckfree(ap->val);  in freealias()
113 	ckfree(ap);  in freealias()
122 	struct alias *ap, **app;  in unalias()  local
125 	while ((ap = *app) != NULL) {  in unalias()
126 		if (equal(name, ap->name)) {  in unalias()
130 		app = &ap->next;  in unalias()
162 	struct alias *ap = *hashalias(name);  in lookupalias()  local
164 	while (ap != NULL) {  in lookupalias()
165 		if (equal(name, ap->name)) {  in lookupalias()
166 			if (check && (ap->flag & ALIASINUSE))  in lookupalias()
168 			return ap;  in lookupalias()
170 		ap = ap->next;  in lookupalias()
179 	struct alias *ap;  in alias_text()  local
181 	ap = lookupalias(name, 0);  in alias_text()
182 	if (ap == NULL)  in alias_text()
184 	return ap->val;  in alias_text()
201 	const struct alias *ap;  in list_aliases()  local
209 		for (ap = atab[i]; ap != NULL; ap = ap->next)  in list_aliases()
210 			if (ap->name[0] != '\0')  in list_aliases()
211 				aliases[j++] = ap;  in list_aliases()
236 	struct alias *ap, **app;  in countaliases()  local
242 		for (app = &atab[i]; (ap = *app) != NULL;) {  in countaliases()
243 			if (ap->name[0] != '\0')  in countaliases()
249 			app = &ap->next;  in countaliases()
260 	struct alias *ap;  in aliascmd()  local
271 			if ((ap = lookupalias(n, 0)) == NULL) {  in aliascmd()
276 				print_quoted(ap->val);  in aliascmd()