configure: removed default x11_libs value

"x11_libs" should be filled by proving process.

Change-Id: Ie17768d8163e8d7b82e792a74eee81ffbfd34c40
Signed-off-by: SeokYeon Hwang <syeon.hwang@samsung.com>

diff --git a/configure b/configure
index 816e8c4..8e90b04 100755 (executable)
--- a/configure
+++ b/configure
@@ -1620,6 +1620,7 @@ int main(void) { return tls_var; }
 EOF
 
 if ! compile_prog "-Werror" "" ; then
+    echo $cc
     error_exit "Your compiler does not support the __thread specifier for " \
        "Thread-Local Storage (TLS). Please upgrade to a version that does."
 fi
@@ -2162,7 +2163,7 @@ fi
 ##########################################
 # X11 probe
 x11_cflags=
-x11_libs=-lX11
+x11_libs=
 if $pkg_config --exists "x11"; then
     x11_cflags=`$pkg_config --cflags x11`
     x11_libs=`$pkg_config --libs x11`