70 	size_t nsize;  in getenv()  local
73 	nsize = (name == NULL) ? 0 : strlen(name);  in getenv()
76 		ret = findenv(name, nsize);  in getenv()
81 		val = environ[ret] + nsize + 1;  in getenv()
91 	size_t nsize;  in getenv_r()  local
94 	nsize = (name == NULL) ? 0 : strlen(name);  in getenv_r()
97 		ret = findenv(name, nsize);  in getenv_r()
103 		val = environ[ret] + nsize + 1;  in getenv_r()
128 	const size_t nsize = (name == NULL) ? 0 : strlen(name);  in setenv()  local
130 	const size_t tsize = nsize + 1 /* '=' */ + vsize + 1 /* '\0' */;  in setenv()
140 		ret = findenv(name, nsize);  in setenv()
192 		environ[ret][nsize] = '=';  in setenv()
193 		strncpy(environ[ret] + nsize + 1, val, vsize + 1);  in setenv()
212 	size_t nsize;  in unsetenv()  local
214 	nsize = (name == NULL) ? 0 : strlen(name);  in unsetenv()
217 		ret = findenv(name, nsize);  in unsetenv()
253 			nsize = ((esize == 0) ? 2 : 1) * sizeof(char **);  in unsetenv()
254 			allocated -= nsize;  in unsetenv()
255 			LOG_DBG("free %zu bytes (allocated: %zu)", nsize, allocated);  in unsetenv()