fix entab compile with gcc 3.3.5

This has been saved for the 8.1 release:

http:/momjian.postgresql.org/cgi-bin/pgpatches2

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Marko Kreen wrote:

entab did not compile for me (cvs head), as
gcc 3.3.5 #error's on <varargs.h>.

This patch includes <stdarg.h> and also converts
arg declaration to ANSI style, because K&R varargs
are mystery to me.

--
marko

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-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

Marko Kreen wrote:

entab did not compile for me (cvs head), as
gcc 3.3.5 #error's on <varargs.h>.

This patch includes <stdarg.h> and also converts
arg declaration to ANSI style, because K&R varargs
are mystery to me.

Patch applied, with adjustments so it compiles without using c.h. I
actually did not lose your original patch. It was still in the patches2
queue to be applied before 8.1.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073