compiler/clib/unsetenv.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     ANSI C function unsetenv().
   6 */
   7
   8 #include <proto/dos.h>
   9 #include "__env.h"
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <stdlib.h>
  15
  16         void unsetenv (
  17
  18 /*  SYNOPSIS */
  19         const char *name)
  20
  21 /*  FUNCTION
  22          deletes a variable from the environment.
  23
  24     INPUTS
  25         name  --  Name of the environment variable to delete.
  26
  27     RESULT
  28        Returns zero on success, or -1 if the variable was not found.
  29
  30     NOTES
  31
  32     EXAMPLE
  33
  34     BUGS
  35
  36     SEE ALSO
  37
  38     INTERNALS
  39
  40 ******************************************************************************/
  41 {
  42
  43     __env_delvar(name);
  44     DeleteVar(name, GVF_LOCAL_ONLY);
  45 } /* unsetenv */
  46