diff --git a/Makefile.common b/Makefile.common
index d37e3ce..e3ea972 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -1,5 +1,11 @@
 INCFLAGS      := -I$(CORE_DIR)/drivers/libretro -I$(CORE_DIR) -I$(CORE_DIR)/input -I$(CORE_DIR)/boards -I$(CORE_DIR)/mappers
-COREDEFINES    = -D__LIBRETRO__ -DSOUND_QUALITY=0 -DPATH_MAX=1024 -DINLINE=inline -DFCEU_VERSION_NUMERIC=9813 -DFRONTEND_SUPPORTS_RGB565 
+COREDEFINES    = -D__LIBRETRO__ -DSOUND_QUALITY=0 -DPATH_MAX=1024 -DFCEU_VERSION_NUMERIC=9813 -DFRONTEND_SUPPORTS_RGB565 
+
+ifneq (,$(findstring msvc,$(platform)))
+COREDEFINES += -DINLINE=_inline
+else
+COREDEFINES += -DINLINE=inline
+endif
 
 ifeq ($(PSS_STYLE),2)
 COREDEFINES += -DPSS_STYLE=2
diff --git a/Makefile.libretro b/Makefile.libretro
index 905fa25..f3ddfcb 100644
--- a/Makefile.libretro
+++ b/Makefile.libretro
@@ -351,11 +351,13 @@ endif
 
 ifeq ($(platform), sncps3)
 WARNING_DEFINES =
+else ifneq (,$(findstring msvc,$(platform)))
+WARNING_DEFINES =
 else
 WARNING_DEFINES = -Wno-write-strings
 endif
 
-CFLAGS += $(CODE_DEFINES) $(fpic) $(WARNING_DEFINES) $(DEFINES) $(ENDIANNESS_DEFINES)
+CFLAGS += $(COREDEFINES) $(fpic) $(WARNING_DEFINES) $(DEFINES) $(ENDIANNESS_DEFINES)
 LDFLAGS += $(LIBM)
 
 LIBS :=