Arch Linux

Description:
gcc -march=i686 -mtune=generic -O2 -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -D_VERSION=\"0.8.2\" -g -Wall -g -Wall -Werror ttf2font.c `freetype-config --cflags --libs` -o ttf2font
ttf2font.c: In function 'main':
ttf2font.c:71:11: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c: In function 'write_glyph':
ttf2font.c:36:9: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c:37:9: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c:38:9: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c:39:9: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c:40:9: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
ttf2font.c:43:13: error: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Werror=unused-result]
cc1: all warnings being treated as errors

make[2]: *** [ttf2font] Error 1
make[2]: Leaving directory `/build/src/tuxpuck-0.8.2/utils'
make[1]: *** [pad_png.c] Error 2
make[1]: Leaving directory `/build/src/tuxpuck-0.8.2/data'
make: *** [tuxpuck] Error 2

Additional info:
* tuxpuck 0.8.2-4

Steps to reproduce:
Try to build it.