fixed small type; set compiler variables when using scratchbox

Makefile

@@ -15,6 +15,10 @@ LFSDIR=luafilesystem
 
 CC:=arm-unknown-linux-gnueabi-gcc
 CXX:=arm-unknown-linux-gnueabi-g++
+ifdef SBOX_UNAME_MACHINE
+	CC:=gcc
+	CXX:=g++
+endif
 HOSTCC:=gcc
 HOSTCXX:=g++
 
@@ -33,7 +37,6 @@ EMU_CFLAGS?=$(shell sdl-config --cflags)
 	EMU_CFLAGS+= -DEMULATE_READER \
 		     -DEMULATE_READER_W=$(EMULATE_READER_W) \
 		     -DEMULATE_READER_H=$(EMULATE_READER_H) \	
-	
 	EMU_LDFLAGS?=$(shell sdl-config --libs)
 endif
 
@@ -150,7 +153,7 @@ endif
 $(LUALIB):
 	make -C lua/src CC="$(CC)" CFLAGS="$(CFLAGS)" MYCFLAGS=-DLUA_USE_LINUX MYLIBS="-Wl,-E" liblua.a
 
-thirdparty: $(MUPDFLIBS) $(THIRDPARTYLIBS) $(LUALIBS) $(DJVULIBS)
+thirdparty: $(MUPDFLIBS) $(THIRDPARTYLIBS) $(LUALIB) $(DJVULIBS)
 
 INSTALL_DIR=kindlepdfviewer