Clifford Wolf:

package/base/linux/config-500.in

@@ -70,7 +70,7 @@ then
 		;;
 	esac
 
-	choice ROCKCFG_PKG_LINUX_DEFAULT_HEADERS linux-libc \
+	choice ROCKCFG_PKG_LINUX_DEFAULT_HEADERS linux26 \
 		linux26 'Use Linux 2.6 headers as system headers' \
 		linux-libc 'Use linux-libc-headers package as system headers'
 

package/base/linux/linux.conf

@@ -499,7 +499,13 @@ main_lx_headers() {
 	echo "Installing Linux headers in $root ..."
 	mkdir -p $builddir/hdr_path
 	eval $MAKE headers_install INSTALL_HDR_PATH=$builddir/hdr_path
-	cp -av $builddir/hdr_path/* $root/usr/include/
+	for x in $confdir/linux26-hdrs/*.patch; do
+		[ -f $x ] || continue
+		echo "Applying linux userspace headers patch $x.."
+		( cd $builddir/hdr_path/include && patch -p1 < $x; )
+	done
+	rm -vf $builddir/hdr_path/include/scsi/{sg,scsi,scsi_ioctl}.h
+	cp -av $builddir/hdr_path/include/* $root/usr/include/
 }
 
 autoextract=0

package/base/linux/linux26-hdrs/types_blkcnt_t.patch

@@ -0,0 +1,20 @@
+--- ./linux/types.h	2007-05-20 23:27:49.000000000 +0200
++++ ./linux/types.h	2007-05-20 23:30:30.000000000 +0200
+@@ -121,6 +121,8 @@
+  * any application/library that wants linux/types.h.
+  */
+ 
++#if 0 /* CONFLICT WITH GLIBC HEADERS */
++
+ /*
+  * The type of the inode's block count.
+  */
+@@ -130,6 +132,8 @@
+ typedef unsigned long blkcnt_t;
+ #endif
+ 
++#endif /* CONFLICT WITH GLIBC HEADERS */
++
+ /*
+  * The type of an index into the pagecache.  Use a #define so asm/types.h
+  * can override it.

package/base/util-linux/llseek_fixes.patch

@@ -0,0 +1,64 @@
+--- ./fdisk/llseek.c	2007-05-21 11:45:41.000000000 +0200
++++ ./fdisk/llseek.c	2007-05-21 11:53:14.000000000 +0200
+@@ -5,6 +5,7 @@
+  * under the terms of the GNU Public License.
+  */
+ 
++#include <sys/syscall.h>
+ #include <sys/types.h>
+ 
+ #include <errno.h>
+@@ -26,27 +27,12 @@
+ #else
+ #include <linux/unistd.h>	/* for __NR__llseek */
+ 
+-static int _llseek (unsigned int, unsigned long,
+-		   unsigned long, long long *, unsigned int);
+-
+-#ifdef __NR__llseek
+-
+-static _syscall5(int,_llseek,unsigned int,fd,unsigned long,offset_high,
+-		 unsigned long, offset_low,long long *,result,
+-		 unsigned int, origin)
+-
+-#else
+-
+-/* no __NR__llseek on compilation machine - might give it explicitly */
+ static int _llseek (unsigned int fd, unsigned long oh,
+ 		    unsigned long ol, long long *result,
+ 		    unsigned int origin) {
+-	errno = ENOSYS;
+-	return -1;
++	return syscall(__NR__llseek, fd, oh, ol, result, origin);
+ }
+ 
+-#endif
+-
+ static long long my_llseek (unsigned int fd, long long offset,
+ 		unsigned int origin)
+ {
+--- ./fdisk/sfdisk.c	2007-05-21 11:48:48.000000000 +0200
++++ ./fdisk/sfdisk.c	2007-05-21 11:54:32.000000000 +0200
+@@ -47,6 +47,7 @@
+ #include <getopt.h>
+ #include <sys/ioctl.h>
+ #include <sys/stat.h>
++#include <sys/syscall.h>
+ #include <sys/utsname.h>
+ #include <linux/unistd.h>	/* _syscall */
+ #include "nls.h"
+@@ -177,9 +178,11 @@
+ #endif
+ 
+ #ifndef use_lseek
+-static __attribute__used
+-_syscall5(int,  _llseek,  unsigned int,  fd, ulong, hi, ulong, lo,
+-       loff_t *, res, unsigned int, wh);
++static int _llseek (unsigned int fd, unsigned long oh,
++                    unsigned long ol, long long *result,
++                    unsigned int origin) {
++	return syscall(__NR__llseek, fd, oh, ol, result, origin);
++}
+ #endif
+ 
+ static int