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swapon: simplify an #if 

Replace two immerced #ifdef's by an #if with a compound conditional.

Signed-off-by: Stepan Kasal <skasal@redhat.com>
This commit is contained in:
Stepan Kasal 2007-05-15 20:46:13 +02:00 committed by Karel Zak
parent d7b7454654
commit 67c4ade809
1 changed files with 1 additions and 6 deletions
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7
mount/swapon.c
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@ -75,11 +75,7 @@ swapoff_usage(FILE *fp, int n) {
#define SWAPON_NEEDS_TWO_ARGS
#endif
#ifdef SWAPON_NEEDS_TWO_ARGS
#ifdef SWAPON_HAS_TWO_ARGS
/* libc is OK */
#include <unistd.h>
#else
#if defined(SWAPON_NEEDS_TWO_ARGS) && !defined(SWAPON_HAS_TWO_ARGS)
/* We want a swapon with two args, but have an old libc.
Build the kernel call by hand. */
#include <linux/unistd.h>
@ -87,7 +83,6 @@ static
_syscall2(int, swapon, const char *, path, int, flags);
static
_syscall1(int, swapoff, const char *, path);
#endif
#else
/* just do as libc says */
#include <unistd.h>