diff --git a/libs/README.libiax2 b/libs/README.libiax2
index ad57e63f75cd5a3507e087006074fec002135c28..5b7d0634e8d0a93bed9b3f1f222aa244392dfcfc 100644
--- a/libs/README.libiax2
+++ b/libs/README.libiax2
@@ -1,4 +1,33 @@
-Taken and merged from:
+Taken and merged from
+=====================
+
 
 https://iaxclient.svn.sourceforge.net/svnroot/iaxclient/trunk/
    `-> lib/libiax2
+
+
+Official SVN
+============
+
+The official SVN (browse + repos) is:
+
+  http://svncommunity.digium.com/
+
+but it seems unmaintained, and is behind the iaxclient's version.
+
+
+Internet Draft for IAX2 protocol
+================================
+
+http://tools.ietf.org/id/draft-guy-iax-03.txt
+
+
+Compilation and installation
+============================
+
+Run:
+-------------------------
+./gen.sh
+./configure --prefix=/usr
+make
+-------------------------
\ No newline at end of file
diff --git a/libs/libiax2/src/Makefile.am b/libs/libiax2/src/Makefile.am
index ac02c622ae2f15b74341ff3d60bf09885c310565..e2bb07fd63c7c57462c7b2e3be8c53e7ef409a0c 100644
--- a/libs/libiax2/src/Makefile.am
+++ b/libs/libiax2/src/Makefile.am
@@ -1,7 +1,8 @@
 AM_CFLAGS = -Wall -O2
 AM_CFLAGS += -g -Wall -Wstrict-prototypes -I .
-AM_CFLAGS += -DDEBUG_SUPPORT -DLIBIAX
+AM_CFLAGS += -DLIBIAX
 AM_CFLAGS += -fsigned-char
+# -DDEBUG_SUPPORT (doesn't compile with it)
 # -DDEBUG_DEFAULT 
 AM_CFLAGS += $(UCFLAGS)