diff -Naur asterisk-1.4.19/codecs/Makefile asterisk-1.4.19.oden/codecs/Makefile
--- asterisk-1.4.19/codecs/Makefile	2008-03-26 17:42:35.000000000 +0100
+++ asterisk-1.4.19.oden/codecs/Makefile	2008-04-04 14:11:46.000000000 +0200
@@ -29,8 +29,8 @@
   LOADABLE_MODS:=
 endif
 
-LIBILBC:=ilbc/libilbc.a
-LIBLPC10:=lpc10/liblpc10.a
+LIBILBC=-lilbc
+LIBLPC10=-llpc10
 
 all: _all
 
@@ -43,19 +43,11 @@
 
 clean::
 	$(MAKE) -C gsm clean
-	$(MAKE) -C lpc10 clean
-	$(MAKE) -C ilbc clean
 
 gsm/lib/libgsm.a:
 	@mkdir -p gsm/lib
 	@$(MAKE) -C gsm lib/libgsm.a
 
-$(LIBLPC10):
-	@$(MAKE) -C lpc10 all
-
 $(if $(filter codec_lpc10,$(EMBEDDED_MODS)),modules.link,codec_lpc10.so): $(LIBLPC10)
 
-$(LIBILBC):
-	@$(MAKE) -C ilbc all _ASTCFLAGS="$(filter-out -Wmissing-prototypes -Wmissing-declarations,$(_ASTCFLAGS)) $(AST_NO_STRICT_OVERFLOW)"
-
 $(if $(filter codec_ilbc,$(EMBEDDED_MODS)),modules.link,codec_ilbc.so): $(LIBILBC)