i just build rtpengine master on debian wheezy and got these kind of warnings that i don't remember seeing before: cc -g -Wall -pthread -fno-strict-aliasing -std=c99 `pkg-config --cflags glib-2.0` `pkg-config --cflags gthread-2.0` `pkg-config --cflags zlib` `pkg-config --cflags openssl` `pcre-config --cflags` -I../kernel-module/ -D_GNU_SOURCE -DRTPENGINE_VERSION="\"4.0.0.0+0~mr4.0.0.0\"" -DRE_PLUGIN_DIR="\"/usr/lib/rtpengine\"" -O3 `dpkg-buildflags --get CFLAGS` `dpkg-buildflags --get CPPFLAGS` -c -o graphite.o graphite.c In file included from /usr/include/stdio.h:930:0, from cli.c:5: In function 'sprintf', inlined from 'cli_incoming_list' at cli.c:187:8, inlined from 'cli_incoming' at cli.c:337:25: /usr/include/i386-linux-gnu/bits/stdio2.h:34:3: warning: call to __builtin___sprintf_chk will always overflow destination buffer [enabled by default] ... -- juha