CC apps/plugins/imageviewer/png/crc32_png.c
In file included from /media/Slave/Code/rockbox/apps/plugin.h:58,
                 from /media/Slave/Code/rockbox/apps/plugins/plugin_crt0.c:23:
/media/Slave/Code/rockbox/firmware/export/font.h:34:21: error: sysfont.h: No such file or directory
CC apps/plugins/imageviewer/png/inftrees.c
make: *** [/media/Slave/Code/rockbox/build/apps/plugins/plugin_crt0.o] Error 1
make: *** Waiting for unfinished jobs....