--- Makefile.orig	2010-02-15 10:06:20.000000000 +0900
+++ Makefile	2013-10-17 09:16:18.000000000 +0900
@@ -1,12 +1,12 @@
-CC=$(CROSS_COMPILE)gcc
-LD=$(CROSS_COMPILE)ld
+CC?=$(CROSS_COMPILE)gcc
+LD?=$(CROSS_COMPILE)ld
 
 DEF=-DFLVSTREAMER_VERSION=\"v2.1c1\"
-OPT=-O2
+#OPT=-O2
 CFLAGS=-Wall $(XCFLAGS) $(INC) $(DEF) $(OPT)
 LDFLAGS=-Wall $(XLDFLAGS)
 LIBS=
-THREADLIB=-lpthread
+THREADLIB?=-lpthread
 SLIBS=$(THREADLIB) $(LIBS)
 
 EXT=
@@ -18,8 +18,7 @@
 
 progs:	flvstreamer streams rtmpsrv rtmpsuck
 
-posix linux unix osx:
-	@$(MAKE) $(MAKEFLAGS) progs
+posix linux unix osx: progs
 
 mingw:
 	@$(MAKE) CROSS_COMPILE=mingw32- LIBS="$(LIBS) -lws2_32 -lwinmm -lgdi32" THREADLIB= EXT=.exe $(MAKEFLAGS) progs