How to solve this problems?Cannot find ld.exe -lmad

[wter27]

when I compile a project called qmmp from the linux in the windows xp.
it came the errors.I dont know how to solve the problem.
Did i need to download some libraries?Such as the libmad or something else?

c:/qt/mingw/bin/../lib/gcc/mingw32/4.4.0/../../../../mingw32/bin/ld.exe: cannot find -lmad
 
collect2: ld returned 1 exit status
 
mingw32-make[4]: *** [..\..\..\..\bin\plugins\Input\mad.dll] Error 1
 
mingw32-make[3]: *** [release] Error 2
 
mingw32-make[2]: *** [sub-mad-make_default] Error 2
 
mingw32-make[1]: *** [sub-Input-make_default] Error 2
 
mingw32-make: *** [sub-src-plugins-make_default-ordered] Error 2
 
The process "C:/QT/mingw/bin/mingw32-make.exe" exited with code %2.
Error while building project qmmp (target: Desktop)
When executing build step 'Make'

c:/qt/mingw/bin/../lib/gcc/mingw32/4.4.0/../../../../mingw32/bin/ld.exe: cannot find -lmad

collect2: ld returned 1 exit status

mingw32-make[4]: *** [..\..\..\..\bin\plugins\Input\mad.dll] Error 1

mingw32-make[3]: *** [release] Error 2

mingw32-make[2]: *** [sub-mad-make_default] Error 2

mingw32-make[1]: *** [sub-Input-make_default] Error 2

mingw32-make: *** [sub-src-plugins-make_default-ordered] Error 2

The process "C:/QT/mingw/bin/mingw32-make.exe" exited with code %2.
Error while building project qmmp (target: Desktop)
When executing build step 'Make'

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[franz]

Getting libmad would be a start.

[wter27]

how to get the libmad？i download some source code to compile it into the lib.but it doesn't success.
should i find the dll files ?