winemac.drv: Fix build with older macOS SDKs.

configure

@@ -8954,6 +8954,46 @@ rm -f core conftest.err conftest.$ac_objext \
 
     fi
 
+        if test "$ac_cv_header_Metal_Metal_h" = "yes"
+    then
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether MTLDevice protocol supports registryID property" >&5
+$as_echo_n "checking whether MTLDevice protocol supports registryID property... " >&6; }
+        ac_ext=m
+ac_cpp='$OBJCPP $CPPFLAGS'
+ac_compile='$OBJC -c $OBJCFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$OBJC -o conftest$ac_exeext $OBJCFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_objc_compiler_gnu
+
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <Metal/Metal.h>
+int
+main ()
+{
+id<MTLDevice> device; device.registryID;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_objc_try_compile "$LINENO"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_MTLDEVICE_REGISTRYID 1" >>confdefs.h
+
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+        ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+    fi
+
         if test "$ac_cv_header_ApplicationServices_ApplicationServices_h" = "yes"
     then
         ac_save_LIBS="$LIBS"

configure.ac

@@ -859,6 +859,18 @@ case $host_os in
         AC_SUBST(METAL_LIBS,"-framework Metal -framework QuartzCore")
     fi
 
+    dnl Check for MTLDevice registryID property
+    if test "$ac_cv_header_Metal_Metal_h" = "yes"
+    then
+        AC_MSG_CHECKING([whether MTLDevice protocol supports registryID property])
+        AC_LANG_PUSH([Objective C])
+        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <Metal/Metal.h>]], [[id<MTLDevice> device; device.registryID;]])],
+                              [AC_MSG_RESULT(yes)
+                               AC_DEFINE(HAVE_MTLDEVICE_REGISTRYID, 1, [Define if MTLDevice protocol has registryID property.])],
+                              [AC_MSG_RESULT(no)])
+        AC_LANG_POP([Objective C])
+    fi
+
     dnl Enable Mac driver on Mac OS X 10.6 or later
     if test "$ac_cv_header_ApplicationServices_ApplicationServices_h" = "yes"
     then

dlls/winemac.drv/cocoa_display.m

@@ -21,7 +21,7 @@
 #include "config.h"
 
 #import <AppKit/AppKit.h>
-#ifdef HAVE_METAL_METAL_H
+#ifdef HAVE_MTLDEVICE_REGISTRYID
 #import <Metal/Metal.h>
 #endif
 #include "macdrv_cocoa.h"
@@ -234,7 +234,7 @@ done:
     return ret;
 }
 
-#ifdef HAVE_METAL_METAL_H
+#ifdef HAVE_MTLDEVICE_REGISTRYID
 
 /***********************************************************************
  *              macdrv_get_gpu_info_from_registry_id
@@ -337,7 +337,6 @@ done:
 
 static int macdrv_get_gpus_from_metal(struct macdrv_gpu** new_gpus, int* count)
 {
-    TRACE("Metal support not compiled in\n");
     return -1;
 }
 

include/config.h.in

@@ -584,6 +584,9 @@
 /* Define to 1 if you have the <mpg123.h> header file. */
 #undef HAVE_MPG123_H
 
+/* Define if MTLDevice protocol has registryID property. */
+#undef HAVE_MTLDEVICE_REGISTRYID
+
 /* Define to 1 if you have the <ncurses.h> header file. */
 #undef HAVE_NCURSES_H