Fixed obj-c build order.

CHANGELOG

@@ -2,6 +2,8 @@
 ### Added
  - macOS "arm64" build option.
  - Custom macOS toolchain configuration.
+### Fixed
+ - obj-C sources now built in correct order.
 
 ## [3.43] - 2020-07-05
 ### Fixed

bmk_make.bmx

@@ -1595,7 +1595,7 @@ Type TBuildManager Extends TCallback
 		For Local i:Int = 0 Until 3
 			Select i
 				Case 0
-					suffix = ["c", "cpp", "cc", "cxx"]
+					suffix = ["c", "cpp", "cc", "cxx", "m", "mm"]
 				Case 1
 					suffix = ["o"]
 					stage = STAGE_LINK