lib/install.c: Check errno and mkdir specdir/sourcedir only for local fs.

lib/install.c: Check errno and mkdir specdir/sourcedir only for local fs.
lib/rpmio.c: Create ftpOpen/httpOpen from ufdOpen case's.
lib/rpmio.c: ftpStat et al uses ftpOpen and NLST w/o path.
lib/query.c: Don't Fclose(fd) if fd == NULL.

CVS patchset: 3442
CVS date: 1999/11/30 14:49:45