2008-08-09 Christian Franke <franke@computer.org>

* Makefile.in: Add `target_os' and `enable_grub_pe2elf'.
	* conf/common.rmk: Install `grub-pe2elf' only if requested.
	Install `grub.d/10_windows' only on Cygwin.
	* configure.ac: Add subst of `target_os'.
	Check `target_os' also before setting TARGET_OBJ2ELF.
	Add `--enable-grub-pe2elf'.

Makefile.in

@@ -48,6 +48,7 @@ PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
 
 target_cpu = @target_cpu@
+target_os = @target_os@
 platform = @platform@
 
 INSTALL = @INSTALL@
@@ -92,6 +93,7 @@ UNIFONT_HEX = @UNIFONT_HEX@
 # Options.
 enable_grub_emu = @enable_grub_emu@
 enable_grub_fstest = @enable_grub_fstest@
+enable_grub_pe2elf = @enable_grub_pe2elf@
 enable_lzo = @enable_lzo@
 
 ### General variables.