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  1. /* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
  2.  *
  3.  * Permission to use, copy, modify, and distribute this software
  4.  * is freely granted, provided that this notice is preserved.
  5.  */
  6.  
  7. #include <errno.h>
  8. #include <sys/types.h>
  9.  
  10. /* The newlib implementation of these functions assumes that sizeof(char) == 1. */
  11. char * envz_entry (const char *envz, size_t envz_len, const char *name);
  12. char * envz_get (const char *envz, size_t envz_len, const char *name);
  13. error_t envz_add (char **envz, size_t *envz_len, const char *name, const char *value);
  14. error_t envz_merge (char **envz, size_t *envz_len, const char *envz2, size_t envz2_len, int override);
  15. void envz_remove(char **envz, size_t *envz_len, const char *name);
  16. void envz_strip (char **envz, size_t *envz_len);
  17.