Symbol: fdio_getc
usr/src/cmd/cmd-inet/usr.bin/ftp/ftp.c
1298
while ((c = fdio_getc(infd)) != EOF) {
usr/src/cmd/cmd-inet/usr.bin/ftp/ftp.c
1307
if ((c = fdio_getc(infd)) != '\n' || tcrflag) {