Evan Tang : winemac.drv: Fix compile on macOS 10.14.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 05b21755954b83f26b609b9cc0ea4a5ffa2142c5
URL:    https://gitlab.winehq.org/wine/wine/-/commit/05b21755954b83f26b609b9cc0ea4a5...

Author: Evan Tang 
Date:   Thu Jun 29 10:50:58 2023 -0500

winemac.drv: Fix compile on macOS 10.14.

Fixes: 731f06d97f810063b7b7c613b26db32a091af8a5

---

dlls/winemac.drv/cocoa_display.m | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/winemac.drv/cocoa_display.m b/dlls/winemac.drv/cocoa_display.m
index b2608bafcd0..81c92f63448 100644
--- a/dlls/winemac.drv/cocoa_display.m
+++ b/dlls/winemac.drv/cocoa_display.m
@@ -268,6 +268,7 @@ static int macdrv_get_gpu_info_from_mtldevice(struct macdrv_gpu* gpu, id<MTLDevi
     int ret;
     if ((ret = macdrv_get_gpu_info_from_registry_id(gpu, [device registryID])))
         return ret;
+#if defined(MAC_OS_X_VERSION_10_15) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_15
     /* Apple GPUs aren't PCI devices and therefore have no device ID
      * Use the Metal GPUFamily as the device ID */
     if (!gpu->device_id && [device respondsToSelector:@selector(supportsFamily:)] && [device supportsFamily:MTLGPUFamilyApple1])
@@ -284,6 +285,7 @@ static int macdrv_get_gpu_info_from_mtldevice(struct macdrv_gpu* gpu, id<MTLDevi
         }
         gpu->device_id = highest;
     }
+#endif
     return 0;
 }