getfs
while ((fsname = getfs(dfp)) != NULL) {
} else if ((fsname = getfs(dfp)) != NULL) /* use 1st line in dfstypes */
while ((s = getfs(f)) != NULL) /* while there's still hope ... */
static char *getfs(FILE *);
fsp = getfs(vfsp);
fsp = getfs(vfsp);