[PATCH] Typo fixes

Fix a lot of typos.  Eyeballed by jmc@ in OpenBSD.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/char/mxser.h

@@ -118,7 +118,7 @@
 
 // enable CTS interrupt
 #define MOXA_MUST_IER_ECTSI		0x80
-// eanble RTS interrupt
+// enable RTS interrupt
 #define MOXA_MUST_IER_ERTSI		0x40
 // enable Xon/Xoff interrupt
 #define MOXA_MUST_IER_XINT		0x20