HelenOS sources

chargrid_clear     86 uspace/lib/output/include/io/chargrid.h extern void chargrid_clear(chargrid_t *);
chargrid_clear     82 uspace/lib/output/src/chargrid.c 	chargrid_clear(scrbuf);
chargrid_clear    603 uspace/srv/hid/console/console.c 	chargrid_clear(cons->frontbuf);
HelenOS homepage, sources at GitHub