Upgrade to newest bakefile.m4 to support non-PowerPC Darwin platforms.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35207 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

configure

@@ -42162,7 +42162,7 @@ echo "${ECHO_T}$bakefile_cv_prog_makeisgnu" >&6
             *-pc-os2_emx | *-pc-os2-emx )
                 PLATFORM_OS2=1
             ;;
-            powerpc-*-darwin* )
+            *-*-darwin* )
                 PLATFORM_MAC=1
                 PLATFORM_MACOSX=1
             ;;
@@ -42303,7 +42303,7 @@ fi;
             LIBEXT=".$OS2_LIBEXT"
             dlldir="$bindir"
         ;;
-        powerpc-*-darwin* )
+        *-*-darwin* )
             SO_SUFFIX="dylib"
             SO_SUFFIX_MODULE="bundle"
         ;;
@@ -43234,7 +43234,7 @@ echo $ECHO_N "checking for dependency tracking method... $ECHO_C" >&6
         DEPSMODE=gcc
         DEPS_TRACKING=1
         case "${BAKEFILE_HOST}" in
-            powerpc-*-darwin* )
+            *-*-darwin* )
                                                 DEPSFLAG_GCC="-no-cpp-precomp -MMD"
             ;;
             * )