diff -urN newlib-1.18.0/debian/changelog newlib-1.18.0.fixed/debian/changelog
--- newlib-1.18.0/debian/changelog	2011-04-07 14:07:32.000000000 +0000
+++ newlib-1.18.0.fixed/debian/changelog	2011-04-07 13:35:37.000000000 +0000
@@ -1,3 +1,9 @@
+newlib (1.18.0-6ubuntu2) maverick; urgency=low
+
+  * Fix build to work with co-installable (multiarched) linux-libc-dev headers
+
+ -- Wookey <wookey@wookware.org>  Thu, 07 Apr 2011 14:34:50 +0100
+
 newlib (1.18.0-6ubuntu1) natty; urgency=low
 
   * Change the way we disable newlib-m68hc1x to be less intrusive.
diff -urN newlib-1.18.0/debian/patches/65_multiarch-headers.patch newlib-1.18.0.fixed/debian/patches/65_multiarch-headers.patch
--- newlib-1.18.0/debian/patches/65_multiarch-headers.patch	1970-01-01 00:00:00.000000000 +0000
+++ newlib-1.18.0.fixed/debian/patches/65_multiarch-headers.patch	2011-04-07 13:00:49.000000000 +0000
@@ -0,0 +1,26 @@
+Index: newlib-1.18.0/newlib/libc/sys/linux/Makefile.am
+===================================================================
+--- newlib-1.18.0.orig/newlib/libc/sys/linux/Makefile.am	2011-04-07 12:39:43.000000000 +0000
++++ newlib-1.18.0/newlib/libc/sys/linux/Makefile.am	2011-04-07 12:39:47.000000000 +0000
+@@ -169,7 +169,7 @@
+ 
+ # This will handle both /usr/src/linux-2.4/include/asm/signal.h (in Red Hat Linux 7.1)
+ # and also /usr/src/linux/include/asm/signal.h in older versions of Red Hat Linux
+-SIGNAL_H = /usr/include/asm/signal.h
++SIGNAL_H = /usr/include/$(DEB_HOST_MULTIARCH)/asm/signal.h
+ 
+ liblinux_la_LDFLAGS = -Xcompiler -nostdlib
+ 
+Index: newlib-1.18.0/newlib/libc/sys/linux/Makefile.in
+===================================================================
+--- newlib-1.18.0.orig/newlib/libc/sys/linux/Makefile.in	2011-04-07 12:57:39.000000000 +0000
++++ newlib-1.18.0/newlib/libc/sys/linux/Makefile.in	2011-04-07 12:57:07.000000000 +0000
+@@ -484,7 +484,7 @@
+ 
+ # This will handle both /usr/src/linux-2.4/include/asm/signal.h (in Red Hat Linux 7.1)
+ # and also /usr/src/linux/include/asm/signal.h in older versions of Red Hat Linux
+-SIGNAL_H = /usr/include/asm/signal.h
++SIGNAL_H = /usr/include/$(DEB_HOST_MULTIARCH)/asm/signal.h
+ liblinux_la_LDFLAGS = -Xcompiler -nostdlib
+ ADD_OBJS = \
+ 	$(LINUX_MACH_LIB)
diff -urN newlib-1.18.0/debian/patches/series newlib-1.18.0.fixed/debian/patches/series
--- newlib-1.18.0/debian/patches/series	2011-04-07 14:07:32.000000000 +0000
+++ newlib-1.18.0.fixed/debian/patches/series	2011-04-07 12:38:23.000000000 +0000
@@ -1,3 +1,4 @@
 60_newlib-libgloss-eabi.patch
 61_newlib_arm_include.patch
 62_long_double_infinity.patch
+65_multiarch-headers.patch
diff -urN newlib-1.18.0/debian/rules newlib-1.18.0.fixed/debian/rules
--- newlib-1.18.0/debian/rules	2011-04-07 14:07:32.000000000 +0000
+++ newlib-1.18.0.fixed/debian/rules	2011-04-07 14:08:35.000000000 +0000
@@ -3,6 +3,7 @@
 DEB_HOST_GNU_TYPE	?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
 DEB_BUILD_GNU_TYPE	?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
 DEB_HOST_ARCH		?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
+DEB_HOST_MULTIARCH	?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
 
 version		:= $(shell dpkg-parsechangelog | grep ^Version | sed -e 's/^Version: //')
 uversion	:= $(shell echo $(version) | cut -d '-' -f1)