diff --git a/Elf2Mac/LdScript.cc b/Elf2Mac/LdScript.cc
index 146bfb3152..2e551a3900 100644
--- a/Elf2Mac/LdScript.cc
+++ b/Elf2Mac/LdScript.cc
@@ -55,6 +55,7 @@ const char * textSection = R"ld(/* ld script for Elf2Mac */
         */libretrocrt.a:start.c.obj(.text*)
         */libretrocrt.a:relocate.c.obj(.text*)
         */libretrocrt.a:*(.text*)
+        */libInterface.a:*(.text*)
         *(.text*)
 
         *(.stub)
diff --git a/Elf2Mac/SegmentMap.cc b/Elf2Mac/SegmentMap.cc
index 838dc5275b..cdf7730e5b 100644
--- a/Elf2Mac/SegmentMap.cc
+++ b/Elf2Mac/SegmentMap.cc
@@ -35,7 +35,8 @@ SegmentMap::SegmentMap()
 	                      "*/libretrocrt.a:MultiSegApp.c.obj",
 	                      "*/libretrocrt.a:LoadSeg.s.obj",
 	                      "*/libretrocrt.a:*",
-	                      "*/libgcc.a:*",
+                          "*/libInterface.a:*",
+        	              "*/libgcc.a:*",
 	                      "*/libc.a:*"
 	                      );
 	segments.emplace_back(5, "libstdc++ locale",
@@ -65,6 +66,7 @@ SegmentMap::SegmentMap(std::string filename)
 	                      "*/libretrocrt.a:MultiSegApp.c.obj",
 	                      "*/libretrocrt.a:LoadSeg.s.obj",
 	                      "*/libretrocrt.a:*",
+                          "*/libInterface.a:*",
 	                      "*/libgcc.a:*",
 	                      "*/libc.a:*"
 	                      );
diff --git a/build-toolchain.bash b/build-toolchain.bash
index 4ff7ada5ab..a1924b3311 100755
--- a/build-toolchain.bash
+++ b/build-toolchain.bash
@@ -238,7 +238,7 @@ fi
 if [ $BUILD_68K != false ]; then
 
 	if locateInterfaceThing INTERFACE_O Interface.o; then
-		true
+		M68KLIBRARIES=`dirname "$INTERFACE_O"`
 	else
 		echo "Could not find Interface.o anywhere inside InterfaceAndLibraries/"
 		echo "(This file is required for 68K support only)"
@@ -264,7 +264,7 @@ if [ $BUILD_PPC != false ]; then
 	else
 		echo "Could not find OpenTransportAppPPC.o anywhere inside InterfaceAndLibraries/"
 		echo "(This file is required for OpenTransport on PPC only)"
-fi
+    fi
 
 fi
 
@@ -487,6 +487,22 @@ if [ $BUILD_PPC != false ]; then
     linkheaders toolchain/powerpc-apple-macos/include
 fi
 
+if [ $BUILD_68K != false ]; then
+    echo "Converting 68K static libraries..."
+    for macobj in "${M68KLIBRARIES}/"*.o; do
+        if [ -r $macobj ]; then
+            libname=`basename "$macobj"`
+            libname=${libname%.o}
+            printf "    %30s => %-30s\n" ${libname}.o lib${libname}.a
+            obj="toolchain/m68k-apple-macos/lib/$libname.o"
+            lib="toolchain/m68k-apple-macos/lib/lib${libname}.a"
+            rm -f $lib
+
+            (ConvertObj "$macobj" | m68k-apple-macos-as - -o $obj) && m68k-apple-macos-ar cqs $lib $obj
+        fi
+    done
+fi
+
 if [ $BUILD_PPC != false ]; then
 	case `ResInfo -n "$INTERFACELIB" || echo 0` in
 		0)
@@ -531,12 +547,9 @@ if [ $BUILD_68K != false ]; then
 	mkdir -p build-target
 	cd build-target
 
-	INTERFACE_O=`find "$SRC/InterfacesAndLibraries" -name ".*" -prune -o -name Interface.o -print`
-
 	cmake ${SRC} -DCMAKE_TOOLCHAIN_FILE=../build-host/cmake/intree.toolchain.cmake \
 				 -DCMAKE_BUILD_TYPE=Release \
 				 -DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY \
-				 "-DINTERFACE_O=${INTERFACE_O}" \
                  ${CMAKE_GENERATOR}
 	cd ..
 	cmake --build build-target --target install
diff --git a/gcc/gcc/config/m68k/m68k-macos.h b/gcc/gcc/config/m68k/m68k-macos.h
index 5a84ffce49..147be05868 100644
--- a/gcc/gcc/config/m68k/m68k-macos.h
+++ b/gcc/gcc/config/m68k/m68k-macos.h
@@ -1,11 +1,11 @@
 
-#define LIBGCC_SPEC "--start-group -lretrocrt -lgcc --end-group"
+#define LIBGCC_SPEC "--start-group -lretrocrt -lgcc --end-group -lInterface"
 #define LINK_SPEC "-elf2mac -q -undefined=_consolewrite"
 
 #undef  LIB_SPEC
-#define LIB_SPEC "--start-group -lc -lretrocrt --end-group"
+#define LIB_SPEC "--start-group -lc -lretrocrt --end-group -lInterface"
 
-#define LINK_GCC_C_SEQUENCE_SPEC "--start-group -lgcc -lc -lretrocrt --end-group"
+#define LINK_GCC_C_SEQUENCE_SPEC "--start-group -lgcc -lc -lretrocrt --end-group -lInterface"
 
 
 #undef STARTFILE_SPEC
diff --git a/libretro/CMakeLists.txt b/libretro/CMakeLists.txt
index ea46fdde5e..0a8a4bf2a0 100644
--- a/libretro/CMakeLists.txt
+++ b/libretro/CMakeLists.txt
@@ -22,16 +22,8 @@
 #	<http://www.gnu.org/licenses/>.
 
 if(CMAKE_SYSTEM_NAME MATCHES Retro68)
-	find_program(CONVERT_OBJ ConvertObj PATH "${CMAKE_INSTALL_PREFIX}/../bin/")
-    
-    set(INTERFACE_O InterfaceO_NOTFOUND CACHE STRING "path to MPW Interface.o file")
-    add_custom_command(
-		OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/Interface.s
-		COMMAND ${CONVERT_OBJ} ${INTERFACE_O} > ${CMAKE_CURRENT_BINARY_DIR}/Interface.s
-	)
-	enable_language(ASM)
-
-	set(ARCH_FILES
+    enable_language(ASM)
+    set(ARCH_FILES
 		Retro68Runtime.h
 		start.c
 		relocate.c
@@ -39,7 +31,6 @@ if(CMAKE_SYSTEM_NAME MATCHES Retro68)
 		MultiSegApp.c
 		LoadSeg.s
 		# glue.c
-		${CMAKE_CURRENT_BINARY_DIR}/Interface.s
 		qdglobals.c
 		Retro68.r
 		Retro68APPL.r