dmfrey@mythcenter:~/Downloads/butt-0.1.12$ make
make -C src
check for ../config.mk ...
ok.
make[1]: Entering directory `/home/dmfrey/Downloads/butt-0.1.12/src'
g++     -I. -I/usr/local/include -Wall -O2 -DVERSION=\"butt-0.1.12\" `` -IFLTK  -pthread -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng12   -I/usr/include/freetype2 -pthread -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng12   -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_THREAD_SAFE -D_REENTRANT -DFLTK1 -DHAVE_FLTK -ILIBLAME   -DHAVE_LIBLAME   -c -o cfg.o cfg.cpp
cfg.cpp: In function ‘int cfg_set_values()’:
cfg.cpp:331:67: error: format not a string literal and no format arguments [-Werror=format-security]
cfg.cpp:331:67: error: format not a string literal and no format arguments [-Werror=format-security]
cfg.cpp:368:67: error: format not a string literal and no format arguments [-Werror=format-security]
cfg.cpp:368:67: error: format not a string literal and no format arguments [-Werror=format-security]
cc1plus: some warnings being treated as errors
make[1]: *** [cfg.o] Error 1
make[1]: Leaving directory `/home/dmfrey/Downloads/butt-0.1.12/src'
make: *** [butt] Error 2