gentoo-overlay/app-laptop/radeontool/files/radeontool-1.5-pagesize.patch

--- radeontool.c.orig	2007-03-15 11:25:23.000000000 +0000
+++ radeontool.c	2007-03-15 11:27:30.000000000 +0000
@@ -21,7 +21,6 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <sys/mman.h>
-#include <asm/page.h>
 
 #include "radeon_reg.h"
 
@@ -87,6 +86,7 @@
 {
     int mem_fd;
     unsigned char *device_mem;
+    long page_size = sysconf(_SC_PAGESIZE);
 
     /* open /dev/mem */
     if ((mem_fd = open("/dev/mem", O_RDWR) ) < 0) {
@@ -94,11 +94,11 @@
     }
 
     /* mmap graphics memory */
-    if ((device_mem = malloc(length + (PAGE_SIZE-1))) == NULL) {
+    if ((device_mem = malloc(length + (page_size-1))) == NULL) {
         fatal("allocation error \n");
     }
-    if ((unsigned long)device_mem % PAGE_SIZE)
-        device_mem += PAGE_SIZE - ((unsigned long)device_mem % PAGE_SIZE);
+    if ((unsigned long)device_mem % page_size)
+        device_mem += page_size - ((unsigned long)device_mem % page_size);
     device_mem = (unsigned char *)mmap(
         (caddr_t)device_mem, 
         length,