since the delay is specified in microseconds, rename the aml delay function
to "amlmicrodelay" to prevent confusion.  also, make sure aml(2) declares all
its functions.

Reference: /n/atom/patch/applied2013/amlmicrodelay
Date: Sat Oct  5 20:02:03 CES 2013
Signed-off-by: quanstro@quanstro.net

# rm /sys/src/libaml/amldelay.c

--- /sys/src/libaml/mkfile	Sat Oct  5 20:01:19 2013
+++ /sys/src/libaml/mkfile	Sat Oct  5 20:01:19 2013
@@ -6,7 +6,7 @@
 	amlmapio.$O\
 	amlunmapio.$O\
 	amlalloc.$O\
-	amldelay.$O\
+	amlmicrodelay.$O\
 
 HFILES=/sys/include/aml.h
 
--- /sys/src/libaml/amlmicrodelay.c	Thu Jan  1 00:00:00 1970
+++ /sys/src/libaml/amlmicrodelay.c	Sat Oct  5 20:01:20 2013
@@ -0,0 +1,8 @@
+#include <u.h>
+#include <libc.h>
+#include <aml.h>
+
+void
+amlmicrodelay(int)
+{
+}
--- /sys/src/libaml/aml.c	Sat Oct  5 20:01:22 2013
+++ /sys/src/libaml/aml.c	Sat Oct  5 20:01:24 2013
@@ -1807,14 +1807,14 @@
 static void*
 evalstall(void)
 {
-	amldelay(ival(FP->arg[0]));
+	amlmicrodelay(ival(FP->arg[0]));
 	return nil;
 }
 
 static void*
 evalsleep(void)
 {
-	amldelay(ival(FP->arg[0])*1000);
+	amlmicrodelay(ival(FP->arg[0])*1000);
 	return nil;
 }
 
--- /sys/include/aml.h	Sat Oct  5 20:01:25 2013
+++ /sys/include/aml.h	Sat Oct  5 20:01:26 2013
@@ -43,7 +43,7 @@
 extern void*	amlalloc(usize);
 extern void	amlfree(void*);
 
-extern void	amldelay(int);	/* microseconds */
+extern void	amlmicrodelay(int);
 
 enum {
 	MemSpace	= 0x00,
--- /sys/src/nix/k10/acpiio.c	Sat Oct  5 20:01:27 2013
+++ /sys/src/nix/k10/acpiio.c	Sat Oct  5 20:01:27 2013
@@ -252,7 +252,7 @@
 }
 
 void
-amldelay(int µs)
+amlmicrodelay(int µs)
 {
 	microdelay(µs);
 }
--- /sys/man/2/aml	Sat Oct  5 20:01:28 2013
+++ /sys/man/2/aml	Sat Oct  5 20:01:29 2013
@@ -1,6 +1,6 @@
 .TH AML 2
 .SH NAME
-amltag, amlval, amlint, amllen, amlinit, amlexit, amlload, amlwalk, amleval, amlenum, amlalloc, amlfree \- ACPI interprter
+amlalloc, amldrop, amlenum, amleval, amlexit, amlfree, amlinit, amlint, amllen, amlload, amlmapio, amlmicrodelay, amlnew, amltag, amltake, amlunmapio, amlval, amlwalk \- ACPI interprter
 .SH SYNOPSIS
 .de PB
 .PP
@@ -68,7 +68,7 @@
 .PB
 void	amlfree(void*)
 .PB
-void	amldelay(int microsec)
+void	amlmicrodelay(int µs)
 .PB
 int	amlmapio(Amlio *io)
 .PB