undefined reference error

Hi ,
I downloaded libwww 5.4.0 and build in cygwin
completely.
But if I use libwww-config to compile libapp_2.c and
link with libraries. It says undefined reference
error.
who can help me?

---------------my libwww-config-----------------------
$ ./libwww-config --prefix --exec-prefix --version
--libs --cflags
/usr/local
/usr/local
5.4.0
-L/usr/local/lib -lwwwxml -lxmltok -lxmlparse
-lwwwinit -lwwwapp -lwwwhtml -lwwwtelnet -lwwwnews
-lwwwhttp -lwwwmim
e -lwwwgopher -lwwwftp -lwwwfile -lwwwdir -lwwwcache
-lwwwstream -lwwwmux -lwwwtrans -lwwwcore -lwwwutils
-lmd5
-I/usr/local/include -I/usr/local/include/w3c-libwww
-DHAVE_CONFIG_H
-------------------------------------

Frank,

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