30 	char	**p = (char **) malloc(sizeof(char **));  in env_init()  local
32 	if (p)  in env_init()
33 		p[0] = NULL;  in env_init()
34 	return (p);  in env_init()
41 	char	**p;  in env_free()  local
43 	if ((p = envp))  in env_free()
44 	    for (;  *p;  p++)  in env_free()
45 		free(*p);  in env_free()
54 	char	**p;  in env_copy()  local
58 	p = (char **) malloc((count+1) * sizeof(char *)); /* 1 for the NULL */  in env_copy()
59 	if (p == NULL) {  in env_copy()
64 		if ((p[i] = strdup(envp[i])) == NULL) {  in env_copy()
65 			while (--i >= 0)  in env_copy()
66 				(void) free(p[i]);  in env_copy()
67 			free(p);  in env_copy()
71 	p[count] = NULL;  in env_copy()
72 	return (p);  in env_copy()
80 	char	**p;  in env_set()  local
85 	 * also set 'found' to -1 or index of entry if already in here.  in env_set()
87 	found = -1;  in env_set()
94 	if (found != -1) {  in env_set()
115 	p = (char **) realloc((void *) envp,  in env_set()
117 	if (p == NULL) 	{  in env_set()
122 	p[count] = p[count-1];  in env_set()
123 	if ((p[count-1] = strdup(envstr)) == NULL) {  in env_set()
124 		env_free(p);  in env_set()
128 	return (p);  in env_set()
143 	int	state;  in load_env()  local
166 	state = NAMEI;  in load_env()
169 	while (state != ERROR && *c) {  in load_env()
170 		switch (state) {  in load_env()
175 			++state;  in load_env()
181 					state++;  in load_env()
185 				if (state == NAME && *c == '=') {  in load_env()
186 					state = ERROR;  in load_env()
190 				if (state == NAME) {  in load_env()
193 						state++;  in load_env()
197 						state++;  in load_env()
207 				state++;  in load_env()
212 					state = ERROR;  in load_env()
221 				state++;  in load_env()
225 	if (state != FINI && !(state == VALUE && !quotechar)) {  in load_env()
226 		Debug(DPARS, ("load_env, parse error, state = %d\n", state))  in load_env()
231 	if (state == VALUE) {  in load_env()
234 		while (c > val && isspace (*(c - 1)))  in load_env()
235 			*(--c) = '\0';  in load_env()
242 	Debug(DPARS, ("load_env, <%s> <%s> -> <%s>\n", name, val, envstr))  in load_env()
251 	char	*p, *q;  in env_get()  local
253 	while ((p = *envp++) != NULL) {  in env_get()
254 		if (!(q = strchr(p, '=')))  in env_get()
256 		if ((q - p) == len && !strncmp(p, name, len))  in env_get()