char *strdup __P((char *));
#endif
-static const char rcsid[] = RCSID;
struct option_value {
struct option_value *next;
option_error("unexpected = in name: %s", arg);
return 0;
}
- if (arg == '\0') {
+ if (*arg == '\0') {
option_error("missing variable name for unset");
return 0;
}