Use Fstrerror on ufdio throughut.

Use Fstrerror on ufdio throughut.
rpm.c: add --rmspec to usage output.
build/files.c: use ufdio to permit '%files -f <url>' (untested).
build/pack.c: use ufdio in readRPM(), writeRPM(), and addFileToTag().
build/parsePreamble.c: use ufdio in readIcon().
lib/ftp.c: httpOpen() now takes FD_t ctrl arg to uncouple from u->ctrl.
lib/install.c: usr rpmGenPath() to identify first found url in file path concat.
lib/install.c: permit url's in files[i].relativePath.
lib/macro.c: use ufdio, diddle macros for tmacro standalone build.
lib/macro.c: Create rpmGenPath().
lib/macro.c: diddle macro files path to permit url's.
lib/rpmchecksig.c: use Fopen on fdio.
lib/rpmio.c: replace copyData() with ufdCopy().
lib/rpmio.c: replace httpGetFile() with ufdGetFile().
lib/rpmio.c: add ufdWrite().
lib/rpmio.c: permit 2 simultaneous persistent malloc/open HTTP/1.1 connections.
lib/rpmio.c: Add Lstat(), Stat(), and Access().
lib/rpmio.c: assume paths in syscall stubs are loopback (WRONG).
lib/url.c: add urlPath().

CVS patchset: 3422
CVS date: 1999/11/12 17:20:49