| 1 | #define _GNU_SOURCE |
| 2 | #include <stdlib.h> |
| 3 | #include <unistd.h> |
| 4 | |
| 5 | static void dummy(char *old, char *new) {} |
| 6 | weak_alias(dummy, __env_rm_add); |
| 7 | |
| 8 | int clearenv() |
| 9 | { |
| 10 | 	char **e = __environ; |
| 11 | 	__environ = 0; |
| 12 | 	if (e) while (*e) __env_rm_add(*e++, 0); |
| 13 | 	return 0; |
| 14 | } |