diff -r 53e1185e2366 -r 6f804141872c configure.ac
--- a/configure.ac	Tue Jan 06 14:06:00 2009 +0000
+++ b/configure.ac	Tue Jan 06 16:00:32 2009 +0000
@@ -122,7 +122,16 @@
 AC_MSG_RESULT($have_gcc4)
 
 
-PKG_CHECK_MODULES(CURL, [libcurl])
+AC_ARG_WITH([curl],
+            [AS_HELP_STRING([--without-curl], [disable support for curl])],
+            [],
+            [with_curl=yes])
+          
+CURL_CFLAGS=
+CURL_LIBS=
+AS_IF([test "x$with_curl" != xno],
+  [PKG_CHECK_MODULES(CURL, [libcurl])
+   AC_DEFINE([HAVE_CURL], [1], [Define if you have curl])])
 AC_SUBST(CURL_CFLAGS)
 AC_SUBST(CURL_LIBS)