src/env/clearenv.c

   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 }