Hi!

----

Why does webrev.sh have the following code:
-- snip --
   2122 PATH=$(dirname $(whence $0)):$PATH
   2123 
   2124 [[ -z $WDIFF ]] && WDIFF=`look_for_prog wdiff`
   2125 [[ -z $WX ]] && WX=`look_for_prog wx`
   2126 [[ -z $HG_ACTIVE ]] && HG_ACTIVE=`look_for_prog hg-active`
   2127 [[ -z $WHICH_SCM ]] && WHICH_SCM=`look_for_prog which_scm`
   2128 [[ -z $CODEREVIEW ]] && CODEREVIEW=`look_for_prog codereview`
   2129 [[ -z $PS2PDF ]] && PS2PDF=`look_for_prog ps2pdf`
   2130 [[ -z $PERL ]] && PERL=`look_for_prog perl`
   2131 [[ -z $RSYNC ]] && RSYNC=`look_for_prog rsync`
   2132 [[ -z $SCCS ]] && SCCS=`look_for_prog sccs`
   2133 [[ -z $AWK ]] && AWK=`look_for_prog nawk`
   2134 [[ -z $AWK ]] && AWK=`look_for_prog gawk`
   2135 [[ -z $AWK ]] && AWK=`look_for_prog awk`
   2136 [[ -z $SCP ]] && SCP=`look_for_prog scp`
   2137 [[ -z $SED ]] && SED=`look_for_prog sed`
   2138 [[ -z $SFTP ]] && SFTP=`look_for_prog sftp`
   2139 [[ -z $MKTEMP ]] && MKTEMP=`look_for_prog mktemp`
   2140 [[ -z $GREP ]] && GREP=`look_for_prog grep`
   2141 [[ -z $FIND ]] && FIND=`look_for_prog find`
-- snip --
(I'm asking since at least the awk sequence prefers gawk over awk on
OpenSolaris/Indiana which results in catastrophic failure when multibyte
characters are used in any of the sources)


----

Bye,
Roland

-- 
  __ .  . __
 (o.\ \/ /.o) roland.ma...@nrubsig.org
  \__\/\/__/  MPEG specialist, C&&JAVA&&Sun&&Unix programmer
  /O /==\ O\  TEL +49 641 3992797
 (;O/ \/ \O;)
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