diff --git a/m4/libcurl.m4 b/m4/libcurl.m4
index 7d1dbd3..92cf801 100644
--- a/m4/libcurl.m4
+++ b/m4/libcurl.m4
@@ -68,13 +68,7 @@ AC_DEFUN([LIBCURL_CHECK_CONFIG],
 
      _libcurl_try_link=yes
 
-     if test -d "$_libcurl_with" ; then
-        LIBCURL_CPPFLAGS="-I$withval/include"
-        _libcurl_ldflags="-L$withval/lib"
-        AC_PATH_PROG([_libcurl_config],["$withval/bin/curl-config"])
-     else
 	AC_PATH_PROG([_libcurl_config],[curl-config])
-     fi
 
      if test x$_libcurl_config != "x" ; then
         AC_CACHE_CHECK([for the version of libcurl],