make && make install
make -C format_mp3 all
make[1]: Entering directory `/usr/src/asterisk-addons/format_mp3'
gcc -pipe -fPIC -Wall -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations   -D_REENTRANT -D_GNU_SOURCE  -O6    -c -o common.o common.c
common.c:1:29: asterisk/logger.h: No such file or directory
common.c: In function `decode_header':
common.c:93: warning: implicit declaration of function `ast_log'
common.c:93: error: `LOG_WARNING' undeclared (first use in this function)
common.c:93: error: (Each undeclared identifier is reported only once
common.c:93: error: for each function it appears in.)
make[1]: *** [common.o] Error 1
make[1]: Leaving directory `/usr/src/asterisk-addons/format_mp3'
make: *** [format_mp3/format_mp3.so] Error 2