trivial fixes to silence man warnings

Reference: /n/sources/patch/applied/libmachman
Date: Mon Jan 24 15:38:58 CET 2011
Signed-off-by: quanstro@quanstro.net

--- /sys/man/2/mach	Mon Jan 24 15:37:43 2011
+++ /sys/man/2/mach	Mon Jan 24 15:37:42 2011
@@ -1,7 +1,7 @@
 .TH MACH 2
 .SH NAME
 crackhdr, machbytype, machbyname, newmap, setmap, findseg, unusemap,
-loadmap, attachproc, get1, get2, get4, get8, put1, put2, put4, put8,
+loadmap, attachproc, get1, get2, get4, get8, geta, put1, put2, put4, put8, puta
 beswab, beswal, beswav, leswab, leswal, leswav \- machine-independent access to executable files
 .SH SYNOPSIS
 .B #include <u.h>
@@ -56,6 +56,9 @@
 int get8(Map *map, ulong addr, vlong *val)
 .PP
 .B
+int geta(Map *map, uvlong addr, uvlong *val)
+.PP
+.B
 int put1(Map *map, ulong addr, uchar *buf, int n)
 .PP
 .B
@@ -66,6 +69,9 @@
 .PP
 .B
 int put8(Map *map, ulong addr, vlong val)
+.PP
+.B
+int puta(Map *map, uvlong addr, uvlong val)
 .PP
 .B
 ushort beswab(ushort val)
--- /sys/src/libmach/5db.c	Mon Jan 24 15:37:51 2011
+++ /sys/src/libmach/5db.c	Mon Jan 24 15:37:48 2011
@@ -132,7 +132,7 @@
 	"-",	"+",
 };
 
-int
+static int
 armclass(long w)
 {
 	int op;