more changes to accept mingw64

configure

@@ -23743,7 +23743,7 @@ fi
 
     LIBS="$LIBS -luxtheme -lwinspool -lwinmm -lshell32 -lshlwapi -lcomctl32 -lcomdlg32 -ladvapi32 -lversion -lwsock32 -lgdi32"
     case "${host}" in
-        x86_64-*-mingw32* )
+        x86_64-*-mingw* )
                                                 WINDRES_CPU_DEFINE="--define WX_CPU_AMD64"
         ;;
     esac
@@ -23776,7 +23776,7 @@ if test "$wxUSE_GUI" = "yes"; then
         GUIDIST=MSW_DIST
 
                 case "${host}" in
-            *-*-mingw32* )
+            *-*-mingw* )
                 WXCONFIG_LDFLAGS_GUI="$LDFLAGS -Wl,--subsystem,windows -mwindows"
         esac
     fi
@@ -33240,7 +33240,7 @@ $as_echo "$wx_cv_type_abi_forced_unwind" >&6; }
 else
     if test "$wxUSE_THREADS" = "yes" ; then
       case "${host}" in
-        x86_64-*-mingw32* )
+        x86_64-*-mingw* )
         ;;
         *-*-mingw32* )
                         { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports -mthreads" >&5
@@ -39810,7 +39810,7 @@ $as_echo "$bakefile_cv_prog_makeisgnu" >&6; }
 
     if test "x$BAKEFILE_FORCE_PLATFORM" = "x"; then
         case "${BAKEFILE_HOST}" in
-            *-*-mingw32* )
+            *-*-mingw* )
                 PLATFORM_WIN32=1
             ;;
             *-*-darwin* )
@@ -39904,7 +39904,7 @@ $as_echo "$bakefile_cv_prog_makeisgnu" >&6; }
             DLLPREFIX="cyg"
             dlldir="$bindir"
         ;;
-        *-*-mingw32* )
+        *-*-mingw* )
             SO_SUFFIX="dll"
             SO_SUFFIX_MODULE="dll"
             DLLIMP_SUFFIX="dll.a"