The libsdl recipe is missing a build time dependency on libglu. This missing dependency occasionally causes libsdl to fail to compile. 15:17:07 | In file included from ./src/video/x11/../SDL_sysvideo.h:37:0, 15:17:07 | from ./src/video/x11/SDL_x11video.h:32, 15:17:07 | from ./src/video/x11/SDL_x11dga_c.h:24, 15:17:07 | from ./src/video/x11/SDL_x11dga.c:30: 15:17:07 | ./include/SDL_opengl.h:47:58: fatal error: GL/glu.h: No such file or directory 15:17:07 | compilation terminated. 15:17:07 | make: *** [build/SDL_x11dga.lo] Error 1 15:17:07 | ERROR: oe_runmake failed 15:17:07 | WARNING: /opt/continuous/_BuildWRLinux/GSixARM_prj/bitbake_build/tmp/work/armv7hl-wrs-linux-gnueabi/libsdl-1.2.15-r1.2.1/temp/do_compile/run.do_compile.27527:111 exit 1 from 15:17:07 | exit 1 15:17:07 | ERROR: Function failed: do_compile (see /opt/continuous/_BuildWRLinux/GSixARM_prj/bitbake_build/tmp/work/armv7hl-wrs-linux-gnueabi/libsdl-1.2.15-r1.2.1/temp/do_compile/log.do_compile.27527 for further information)