Make sure we link against libintl if needed

We modify directly the Makefile.in so that we don't have to
autoreconfigure the package, which doesn't work because packages using
gettext need the autopoint tool for their autoregeneration step and
this thing doesn't work (yet) in Buildroot.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

Index: kbd-1.15.2/src/Makefile.am
===================================================================
--- kbd-1.15.2.orig/src/Makefile.am	2011-05-22 16:08:51.144530776 +0200
+++ kbd-1.15.2/src/Makefile.am	2011-05-22 16:09:09.892530778 +0200
@@ -5,6 +5,8 @@
 AM_CPPFLAGS = -DDATADIR=\"$(datadir)\" -DLOCALEDIR=\"$(localedir)\" $(WARNINGS) \
 	-funit-at-a-time
 
+LDADD = @INTLLIBS@
+
 OLDPROGS = mapscrn loadunimap
 PROGS = \
 	dumpkeys loadkeys showkey setfont showconsolefont \
Index: kbd-1.15.2/src/Makefile.in
===================================================================
--- kbd-1.15.2.orig/src/Makefile.in	2011-05-22 16:10:27.540530777 +0200
+++ kbd-1.15.2/src/Makefile.in	2011-05-22 16:10:51.172530778 +0200
@@ -26,6 +26,7 @@
 install_sh_PROGRAM = $(install_sh) -c
 install_sh_SCRIPT = $(install_sh) -c
 INSTALL_HEADER = $(INSTALL_DATA)
+LDADD = @INTLLIBS@
 transform = $(program_transform_name)
 NORMAL_INSTALL = :
 PRE_INSTALL = :