[PATCH resend vkd3d 7/8] build: Add support for MoltenVK.

[Józef Kucia]

From: Chip Davis

Signed-off-by: Józef Kucia 
---
 configure.ac | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 90557ee42e68..ada7e9a7f0f8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,7 +79,10 @@ AC_CHECK_LIB([pthread], [pthread_create],
 AC_SUBST([VULKAN_LIBS])
 VKD3D_CHECK_SONAME([vulkan], [vkGetInstanceProcAddr],
                    [VULKAN_LIBS="-lvulkan"],
-                   [AC_MSG_ERROR([libvulkan not found.])])
+                   [VKD3D_CHECK_SONAME([MoltenVK], [vkGetInstanceProcAddr],
+                                       [VULKAN_LIBS="-lMoltenVK"
+                                       AC_DEFINE_UNQUOTED([SONAME_LIBVULKAN],["$ac_cv_lib_soname_MoltenVK"])],
+                                       [AC_MSG_ERROR([libvulkan and libMoltenVK not found.])])])

AS_IF([test "x$with_spirv_tools" = "xyes"],
       [PKG_CHECK_MODULES([SPIRV_TOOLS], [SPIRV-Tools-shared],