open_read − open a file for reading
#include <libowfat/open.h>
int open_read(const char *filename);
open_read opens the file filename for reading and returns the file handle. If there was an error opening the file, open_read returns -1 and sets errno accordingly.
open(2), open_append(3), open_excl(3), open_rw(3), open_trunc(3), open_write(3), openreadclose(3), readclose(3), readclose_append(3)