1 /* _getenv.c -- Implementation of the low-level _getenv() routine
3 * Copyright (c) 2004 National Semiconductor Corporation
5 * The authors hereby grant permission to use, copy, modify, distribute,
6 * and license this software and its documentation for any purpose, provided
7 * that existing copyright notices are retained in all copies and that this
8 * notice is included verbatim in any distributions. No written agreement,
9 * license, or royalty fee is required for any of the authorized uses.
10 * Modifications to this software may be copyrighted by their authors
11 * and need not follow the licensing terms described here, provided that
12 * the new terms are clearly indicated on the first page of each file where
16 #include <sys/syscall.h>
19 register char *R2 __asm__("r2");
20 register char *R3 __asm__("r3");
22 char * _getenv (const char *name)
29 y = (char *) calloc (256, 1);
34 HOST_SERVICE (SVC_GETENV);