Andrés García added a check for lwinmm for Mingw/sys

configure.ac

@@ -326,6 +326,25 @@ AC_HELP_STRING([--enable-libgcc],[use libgcc when linking]),
        AC_MSG_RESULT(no)
 )
 
+dnl **********************************************************************
+dnl Check for the presence of the winmm library.
+dnl **********************************************************************
+
+AC_MSG_CHECKING([for timeGetTime in winmm])
+my_ac_save_LIBS=$LIBS
+LIBS="-lwinmm $LIBS"
+AC_TRY_LINK([#include <windef.h>
+             #include <mmsystem.h>
+             ],
+             [timeGetTime();],
+             [ dnl worked!
+             AC_MSG_RESULT([yes])
+             ],
+             [ dnl failed, restore LIBS
+             LIBS=$my_ac_save_LIBS
+             AC_MSG_RESULT(no)]
+           )
+
 dnl **********************************************************************
 dnl Checks for IPv6
 dnl **********************************************************************