Put version in a single place

Makefile

@@ -1,5 +1,7 @@
 .PHONY: all clean linux
 
+export VERSION := 2.2
+
 all:
 	@$(MAKE) -f Makefile.3ds
 

Makefile.3ds

@@ -33,7 +33,7 @@ DATA     := data
 INCLUDES := include
 
 APP_TITLE       := Super ftBRONY II Turbo
-APP_DESCRIPTION := v2.2
+APP_DESCRIPTION := v$(VERSION)
 APP_AUTHOR      := mtheall
 ICON            := ftbrony.png
 
@@ -44,7 +44,7 @@ ARCH     := -march=armv6k -mtune=mpcore -mfloat-abi=hard
 
 CFLAGS   := -g -Wall -O3 -mword-relocations \
             $(ARCH) \
-            -DSTATUS_STRING="\"ftbrony v2.2\""
+            -DSTATUS_STRING="\"ftbrony v$(VERSION)\""
 
 CFLAGS   +=  $(INCLUDE) -DARM11 -D_3DS
 

Makefile.linux

@@ -3,7 +3,7 @@ TARGET  := $(notdir $(CURDIR))
 CFILES  := $(wildcard source/*.c)
 OFILES  := $(patsubst source/%,build.linux/%,$(CFILES:.c=.o))
 
-CFLAGS  := -g -Wall -Iinclude -DSTATUS_STRING="\"ftpd v2.2\""
+CFLAGS  := -g -Wall -Iinclude -DSTATUS_STRING="\"ftpd v$(VERSION)\""
 LDFLAGS :=
 
 .PHONY: all clean