[librsvg] Fix linking with pedantic linkers

[Hiroyuki Ikezoe <hiikezoe src gnome org>]

commit 49316796af290c87b2763942f98b9631a1192315
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Apr 27 19:22:15 2010 +0900

    Fix linking with pedantic linkers
    
    librsvg uses libm functions so should link against it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=616835

 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index ce4f42f..21ad36c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -69,7 +69,7 @@ librsvg_2_la_SOURCES = 		\
 	rsvg-file-util.c
 
 librsvg_2_la_LDFLAGS = -version-info @VERSION_INFO@ -export-dynamic -no-undefined -export-symbols $(srcdir)/librsvg.def
-librsvg_2_la_LIBADD = $(LIBGSF_LIBS) $(LIBCROCO_LIBS) $(LIBRSVG_LIBS)
+librsvg_2_la_LIBADD = $(LIBGSF_LIBS) $(LIBCROCO_LIBS) $(LIBRSVG_LIBS) -lm
 
 librsvgincdir = $(includedir)/librsvg-2/librsvg
 librsvginc_HEADERS = 	\