5 files changed, 8 insertions, 8 deletions
diff --git a/sys/i386/isa/sound/CHANGELOG b/sys/i386/isa/sound/CHANGELOG
index 878e2b7..04ff604 100644
--- a/sys/i386/isa/sound/CHANGELOG
+++ b/sys/i386/isa/sound/CHANGELOG
@@ -181,7 +181,7 @@ Since 2.2
 
 Since 2.1
 - Preliminary support for SB16. 
-  - The SB16 mixer is supported in it's native mode.
+  - The SB16 mixer is supported in its native mode.
   - Digitized voice capability up to 44.1 kHz/8 bit/mono
     (16 bit and stereo support coming in the next release).
 - Fixed some bugs in the digitized voice driver for PAS16.
diff --git a/sys/i386/isa/sound/Readme.v30 b/sys/i386/isa/sound/Readme.v30
index 826710e..2d358ca 100644
--- a/sys/i386/isa/sound/Readme.v30
+++ b/sys/i386/isa/sound/Readme.v30
@@ -124,7 +124,7 @@ distribute binaries compiled with soundcard.h of v3.X.
 - The basic API useage is similar to the current one. There are some new
 macros but the older ones should work as earlier. The most important
 incompatibility is that the /dev/sequencer2 driver allocates voices itself.
-The other one is that the application must send SEQ_START_TIMER() as it's
+The other one is that the application must send SEQ_START_TIMER() as its
 first event. Otherwise the timer is not started and the application waits
 infinitely.
 
diff --git a/sys/i386/isa/sound/ad1848.c b/sys/i386/isa/sound/ad1848.c
index e41edd9..eb19f8e 100644
--- a/sys/i386/isa/sound/ad1848.c
+++ b/sys/i386/isa/sound/ad1848.c
@@ -1127,7 +1127,7 @@ ad1848_detect(int io_base, int *ad_flags, sound_os_info * osp)
      * Check that the I/O address is in use.
      * 
      * The bit 0x80 of the base I/O port is known to be 0 after the chip has
-     * performed it's power on initialization. Just assume this has
+     * performed its power on initialization. Just assume this has
      * happened before the OS is starting.
      * 
      * If the I/O address is unused, it typically returns 0xff.
diff --git a/sys/i386/isa/sound/dmabuf.c b/sys/i386/isa/sound/dmabuf.c
index acdfed9..dfd2283 100644
--- a/sys/i386/isa/sound/dmabuf.c
+++ b/sys/i386/isa/sound/dmabuf.c
@@ -1141,7 +1141,7 @@ DMAbuf_outputintr(int dev, int event_type)
      * Event types: 0 = DMA transfer done. Device still has more data in
      * the local buffer. 1 = DMA transfer done. Device doesn't have local
      * buffer or it's empty now. 2 = No DMA transfer but the device has
-     * now more space in it's local buffer.
+     * now more space in its local buffer.
      */
 
     u_long   flags;
diff --git a/sys/i386/isa/sound/mpu401.c b/sys/i386/isa/sound/mpu401.c
index 60b0c29..fdfb94d 100644
--- a/sys/i386/isa/sound/mpu401.c
+++ b/sys/i386/isa/sound/mpu401.c
@@ -462,7 +462,7 @@ mpu401_open(int dev, int mode,
     /*
      * Verify that the device is really running. Some devices (such as
      * Ensoniq SoundScape don't work before the on board processor (OBP)
-     * is initialized by downloadin it's microcode.
+     * is initialized by downloading its microcode.
      */
 
     if (!devc->initialized) {
@@ -784,7 +784,7 @@ mpu_synth_open(int dev, int mode)
     /*
      * Verify that the device is really running. Some devices (such as
      * Ensoniq SoundScape don't work before the on board processor (OBP)
-     * is initialized by downloadin it's microcode.
+     * is initialized by downloading its microcode.
      */
 
     if (!devc->initialized) {
@@ -902,7 +902,7 @@ mpu401_chk_version(struct mpu_config * devc)
     if ((tmp = mpu_cmd(num_midis, 0xAC, 0)) < 0)
 	return;
 
-    if ((tmp & 0xf0) > 0x20)/* Why it's larger than 2.x ??? */
+    if ((tmp & 0xf0) > 0x20)/* Why is it larger than 2.x ??? */
 	return;
 
     devc->version = tmp;
@@ -1160,7 +1160,7 @@ clocks2ticks(u_long clocks)
     /*
      * The MPU-401 supports just a limited set of possible timebase
      * values. Since the applications require more choices, the driver
-     * has to program the HW to do it's best and to convert between the
+     * has to program the HW to do its best and to convert between the
      * HW and actual timebases.
      */