--- rtmpdump-2.4.orig/librtmp/Makefile	2013-12-15 14:24:48.000000000 +0100
+++ rtmpdump-2.4/librtmp/Makefile	2013-12-15 15:20:13.000000000 +0100
@@ -1,6 +1,6 @@
 VERSION=v2.4
 
-prefix=/usr/local
+prefix=/usr
 
 incdir=$(prefix)/include/librtmp
 bindir=$(prefix)/bin
@@ -11,9 +11,9 @@ INCDIR=$(DESTDIR)$(incdir)
 LIBDIR=$(DESTDIR)$(libdir)
 MANDIR=$(DESTDIR)$(mandir)
 
-CC=$(CROSS_COMPILE)gcc
-LD=$(CROSS_COMPILE)ld
-AR=$(CROSS_COMPILE)ar
+CC?=$(CROSS_COMPILE)gcc
+LD?=$(CROSS_COMPILE)ld
+AR?=$(CROSS_COMPILE)ar
 
 SYS=posix
 CRYPTO=OPENSSL
@@ -74,8 +74,10 @@ SO_INST=$(SOINST_$(SHARED))
 
 DEF=-DRTMPDUMP_VERSION=\"$(VERSION)\" $(CRYPTO_DEF) $(XDEF)
 OPT=-O2
-CFLAGS=-Wall $(XCFLAGS) $(INC) $(DEF) $(OPT) $(SO_DEF)
-LDFLAGS=$(XLDFLAGS)
+CFLAGS?=
+CFLAGS+=-Wall $(XCFLAGS) $(INC) $(DEF) $(SO_DEF)
+LDFLAGS?=
+LDFLAGS+=$(XLDFLAGS)
 
 
 OBJS=rtmp.o log.o amf.o hashswf.o parseurl.o