Add libogc targets

Makefile.libretro

@@ -92,6 +92,7 @@ else ifeq ($(platform), psl1ght)
 	PLATFORM_DEFINES := -D__CELLOS_LV2__
 	STATIC_LINKING = 1
 
+# PSP
 else ifeq ($(platform), psp1)
    TARGET := $(TARGET_NAME)_libretro_psp1.a
    CC = psp-gcc$(EXE_EXT)
@@ -99,6 +100,26 @@ else ifeq ($(platform), psp1)
    AR = psp-ar$(EXE_EXT)
    PLATFORM_DEFINES := -DPSP -G0
    STATIC_LINKING = 1
+
+# Nintendo Game Cube
+else ifeq ($(platform), ngc)
+	TARGET := $(TARGET_NAME)_libretro_ngc.a
+	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
+	CC_AS = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
+	CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
+	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
+	PLATFORM_DEFINES += -DGEKKO -DHW_DOL -mrvl -mcpu=750 -meabi -mhard-float
+	STATIC_LINKING = 1
+
+# Nintendo Wii
+else ifeq ($(platform), wii)
+	TARGET := $(TARGET_NAME)_libretro_wii.a
+	CC = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
+	CC_AS = $(DEVKITPPC)/bin/powerpc-eabi-gcc$(EXE_EXT)
+	CXX = $(DEVKITPPC)/bin/powerpc-eabi-g++$(EXE_EXT)
+	AR = $(DEVKITPPC)/bin/powerpc-eabi-ar$(EXE_EXT)
+	PLATFORM_DEFINES += -DGEKKO -DHW_RVL -mrvl -mcpu=750 -meabi -mhard-float
+	STATIC_LINKING = 1
 else
    TARGET := $(TARGET_NAME)_libretro.dll
    SHARED := -shared -static-libgcc -static-libstdc++ -Wl,--no-undefined -s