diff -Nur apmd-orig/apmsleep.c apmd/apmsleep.c
--- apmd-orig/apmsleep.c	2001-05-11 20:30:08.000000000 +0000
+++ apmd/apmsleep.c	2007-10-19 13:30:35.000000000 +0000
@@ -42,14 +42,24 @@
  *
  */
 
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned int u32;
+
 #include <stdio.h>
 #include <linux/version.h>
 
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2,2,0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
+#include <linux/rtc.h>
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
+#include <linux/spinlock.h>
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,2,0)
 #include <asm/spinlock.h>
 #endif
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
 #include <linux/mc146818rtc.h>
+#endif
 #include <sys/ioctl.h>
 #include <sys/time.h>
 #include <sys/types.h>