%N uvcopyvr %F $MIR/src/subs/uvio.c
%D Copy variables from one uv file to another.
%P rjs
%: uv-i/o
%B
FORTRAN call sequence:
        subroutine uvcopyvr(tin,tout)
        integer tin,tout

  This copies those variables, in the input uv data set, which have
  changed and which are marked as "copy" ('u' flag of a call to uvtrack).

  Inputs:
    tin         File handle of the input uv data set.
    tout        File handle of the output uv data set.                  
