further tiny cleanup

Reference: /n/atom/patch/applied/nixclean20140227
Date: Thu Mar 27 05:13:57 CET 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/src/nix/k10/cga.c	Thu Mar 27 05:13:40 2014
+++ /sys/src/nix/k10/cga.c	Thu Mar 27 05:13:41 2014
@@ -213,7 +213,7 @@
 		*p++ = ' ';
 		*p++ = Attr;
 	}
-memmove(cga.fb, cga.cga, Width*Height);
+	memmove(cga.fb, cga.cga, Width*Height);
 	cga.initdone = 1;
 	iunlock(&cga);
 }
--- /sys/src/nix/k10/audioac97m.c	Thu Mar 27 05:13:42 2014
+++ /sys/src/nix/k10/audioac97m.c	Thu Mar 27 05:13:43 2014
@@ -214,7 +214,7 @@
 ac97mixread(Audio *adev, void *a, long n, vlong)
 {
 	Mixer *m = adev->mixer;
-	ulong caps;
+	u32int caps;
 
 	caps = m->rr(adev, Reset);
 	caps |= m->rr(adev, Extid) << 16;
@@ -225,7 +225,7 @@
 ac97mixwrite(Audio *adev, void *a, long n, vlong)
 {
 	Mixer *m = adev->mixer;
-	ulong caps;
+	u32int caps;
 
 	caps = m->rr(adev, Reset);
 	caps |= m->rr(adev, Extid) << 16;