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Only define SEEK_{SET,CUR,END} if not already defined (by <stdio.h>)

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This commit is contained in:
Poul-Henning Kamp 2002-10-23 12:13:10 +00:00
parent 642b1db169
commit 0eb5dd8cc0
1 changed files with 2 additions and 0 deletions
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2
sys/sys/unistd.h
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@ -105,9 +105,11 @@
#define R_OK 0x04 /* test for read permission */
/* whence values for lseek(2) */
#ifndef SEEK_SET
#define SEEK_SET 0 /* set file offset to offset */
#define SEEK_CUR 1 /* set file offset to current plus offset */
#define SEEK_END 2 /* set file offset to EOF plus offset */
#endif
#ifndef _POSIX_SOURCE
/* whence values for lseek(2); renamed by POSIX 1003.1 */