[PATCH] turn many #if $undefined_string into #ifdef $undefined_string

turn many #if $undefined_string into #ifdef $undefined_string to fix some
warnings after -Wno-def was added to global CFLAGS

Signed-off-by: Olaf Hering <olh@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/sound/isa/sb/sb_mixer.c b/sound/isa/sb/sb_mixer.c
index cc5a2c6..ff4b599 100644
--- a/sound/isa/sb/sb_mixer.c
+++ b/sound/isa/sb/sb_mixer.c
@@ -688,7 +688,7 @@
 	SB_SINGLE("3D PowerOff Switch", SB_ALS4000_3D_TIME_DELAY, 4, 0x01);
 static struct sbmix_elem snd_als4000_ctl_3d_delay =
 	SB_SINGLE("3D Delay", SB_ALS4000_3D_TIME_DELAY, 0, 0x0f);
-#if NOT_AVAILABLE
+#ifdef NOT_AVAILABLE
 static struct sbmix_elem snd_als4000_ctl_fmdac =
 	SB_SINGLE("FMDAC Switch (Option ?)", SB_ALS4000_FMDAC, 0, 0x01);
 static struct sbmix_elem snd_als4000_ctl_qsound =
@@ -723,7 +723,7 @@
 	&snd_als4000_ctl_3d_output_ratio,
 	&snd_als4000_ctl_3d_delay,
 	&snd_als4000_ctl_3d_poweroff_switch,
-#if NOT_AVAILABLE
+#ifdef NOT_AVAILABLE
 	&snd_als4000_ctl_fmdac,
 	&snd_als4000_ctl_qsound,
 #endif
diff --git a/sound/oss/pss.c b/sound/oss/pss.c
index 3ed3876..a617ccb 100644
--- a/sound/oss/pss.c
+++ b/sound/oss/pss.c
@@ -714,7 +714,7 @@
 	 
 	disable_all_emulations();
 
-#if YOU_REALLY_WANT_TO_ALLOCATE_THESE_RESOURCES
+#ifdef YOU_REALLY_WANT_TO_ALLOCATE_THESE_RESOURCES
 	if (sound_alloc_dma(hw_config->dma, "PSS"))
 	{
 		printk("pss.c: Can't allocate DMA channel.\n");
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index f303740..1bc9d0d 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -1470,7 +1470,7 @@
 	return 0;
 }
 
-#if ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE
+#ifdef ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE
 
 /* FIXME: this routine needs a port to the new control API --jk */