[libgnomekbd] build: link libgnomekbd against libm

[Frederic Peters <fpeters src gnome org>]

commit 57bc226e15bb5df2cb7cfa2d0972bec3677d84f0
Author: FrÃdÃric PÃters <fpeters 0d be>
Date:   Tue Aug 30 17:56:03 2011 +0200

    build: link libgnomekbd against libm

 configure.in            |    3 +++
 libgnomekbd/Makefile.am |    3 ++-
 2 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/configure.in b/configure.in
index 5e2e68a..e76fe24 100644
--- a/configure.in
+++ b/configure.in
@@ -53,6 +53,9 @@ IT_PROG_INTLTOOL([0.35.0])
 
 AC_CHECK_FUNCS(setlocale)
 
+AC_CHECK_LIBM
+AC_SUBST(LIBM)
+
 PKG_CHECK_MODULES(GLIB, glib-2.0 >= $GLIB_REQUIRED gio-2.0 >= $GLIB_REQUIRED)
 
 AC_SUBST(GLIB_CFLAGS)
diff --git a/libgnomekbd/Makefile.am b/libgnomekbd/Makefile.am
index 79e01d2..9f8ae69 100644
--- a/libgnomekbd/Makefile.am
+++ b/libgnomekbd/Makefile.am
@@ -51,7 +51,8 @@ libgnomekbd_la_LIBADD =  $(common_LIBADD)
 libgnomekbdui_la_LDFLAGS = $(common_LDFLAGS)
 libgnomekbdui_la_LIBADD = libgnomekbd.la \
                            $(common_LIBADD) \
-                           $(GTK_LIBS)
+                           $(GTK_LIBS) \
+                           $(LIBM)
 
 libgnomekbd_la_SOURCES = \
                          gkbd-desktop-config.c \