HelenOS sources

pc_lpt_fun_offline   50 uspace/drv/char/pc-lpt/main.c static errno_t pc_lpt_fun_offline(ddf_fun_t *fun);
pc_lpt_fun_offline   58 uspace/drv/char/pc-lpt/main.c 	.fun_offline = pc_lpt_fun_offline
HelenOS homepage, sources at GitHub