--- cairo-ocaml-1.2.0/configure.ac.orig	2012-06-17 20:58:38.000000000 +0100
+++ cairo-ocaml-1.2.0/configure.ac	2012-06-17 21:05:49.000000000 +0100
@@ -27,10 +27,20 @@
 fi
 
 # Optional libsvg-cairo support
-PKG_CHECK_MODULES(LIBSVG_CAIRO, libsvg-cairo, use_libsvg_cairo=yes, use_libsvg_cairo=no)
+AC_ARG_WITH(svg-cairo, 
+	    AS_HELP_STRING([--with-svg-cairo],[libsvg-cairo support]),
+	    use_libsvg_cairo=$withval, use_libsvg_cairo=no)
+if test x$use_libsvg_cairo != xno; then
+   PKG_CHECK_MODULES(LIBSVG_CAIRO, libsvg-cairo, use_libsvg_cairo=yes, use_libsvg_cairo=no)
+fi
 
 # Optional pango-cairo support
-PKG_CHECK_MODULES(LIBPANGOCAIRO, pangocairo, use_libpangocairo=yes, use_libpangocairo=no)
+AC_ARG_WITH(pango-cairo, 
+	    AS_HELP_STRING([--with-pango-cairo],[pangocairo support]),
+	    use_libpangocairo=$withval, use_libpangocairo=no)
+if test x$use_libpangocairo != xno; then
+   PKG_CHECK_MODULES(LIBPANGOCAIRO, pangocairo, use_libpangocairo=yes, use_libpangocairo=no)
+ fi
 
 echo
 echo "  GTK+         support: $use_gtk"