i get these errors when using playsound() in Dev C++
Code:
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_threads.h:158: '__gthread_mutex_t' is used 
   as a type, but is not defined as a type.
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_threads.h: In member function `void 
   std::_STL_mutex_lock::_M_acquire_lock()':
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_threads.h:192: `_M_lock' undeclared (first 
   use this function)
In file included from C:/MINGW/INCLUDE/C__~1/3.2/memory:55,
                 from C:/MINGW/INCLUDE/C__~1/3.2/string:48,
                 from C:/MINGW/INCLUDE/C__~1/3.2/bits/localefwd.h:49,
                 from C:/MINGW/INCLUDE/C__~1/3.2/ios:48,
                 from C:/MINGW/INCLUDE/C__~1/3.2/ostream:45,
                 from C:/MINGW/INCLUDE/C__~1/3.2/iostream:45,
                 from d:/bdincw~1/bdwave~1.cpp:2:
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_alloc.h: At global scope:
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_alloc.h:575: syntax error before `;' token
C:/MINGW/INCLUDE/C__~1/3.2/bits/stl_alloc.h:575: confused by earlier errors, bailing out
my coding is included.