__findenv
if (__findenv(envVars[envNdx].name, nameLen, &activeNdx,
return (__findenv(name, nameLen, &envNdx, true));
if (__findenv(name, nameLen, &envNdx, false) != NULL) {
if (__findenv(string, nameLen, &envNdx, true) != NULL) {
while (__findenv(name, nameLen, &envNdx, true) != NULL) {