Fix android sound issue #2118 (#2875)

src/Makefile

@@ -389,7 +389,7 @@ ifeq ($(PLATFORM),PLATFORM_ANDROID)
     # -Werror=format-security
     CFLAGS += -Wa,--noexecstack -Wformat -no-canonical-prefixes
     # Preprocessor macro definitions
-    CFLAGS += -DANDROID -DPLATFORM_ANDROID -D__ANDROID_API__=$(ANDROID_API_VERSION) -DMAL_NO_OSS
+    CFLAGS += -D__ANDROID__ -DPLATFORM_ANDROID -D__ANDROID_API__=$(ANDROID_API_VERSION) -DMAL_NO_OSS
 endif
 
 # Define required compilation flags for raylib SHARED lib