The *texi2dvi scripts try to find /bin/ksh and /bin/bsh

when on ULTRIX and AIX respectively.  This causes shell.req

to find unneeded dependencies.

This patch removes the offending pieces of code.

--- texinfo/util/pdftexi2dvi

+++ texinfo/util/pdftexi2dvi

@@ -2,16 +2,6 @@

 # Written by Thomas Esser.  Public domain.

 # Execute texi2dvi --pdf.

-test -f /bin/ksh && test -z "$RUNNING_KSH" \

-  && { UNAMES=`uname -s`; test "x$UNAMES" = xULTRIX; } 2>/dev/null \

-  && { RUNNING_KSH=true; export RUNNING_KSH; exec /bin/ksh $0 ${1+"$@"}; }

-unset RUNNING_KSH

-

-test -f /bin/bsh && test -z "$RUNNING_BSH" \

-  && { UNAMES=`uname -s`; test "x$UNAMES" = xAIX; } 2>/dev/null \

-  && { RUNNING_BSH=true; export RUNNING_BSH; exec /bin/bsh $0 ${1+"$@"}; }

-unset RUNNING_BSH

-

 # hack around a bug in zsh:

 test -n "${ZSH_VERSION+set}" && alias -g '${1+"$@"}'='"$@"'

--- texinfo/util/texi2dvi

+++ texinfo/util/texi2dvi

@@ -22,11 +22,6 @@

 # If possible, please send a copy of the output of the script called with

 # the `--debug' option when making a bug report.

-test -f /bin/ksh && test -z "$RUNNING_KSH" \

-  && { UNAMES=`uname -s`; test "x$UNAMES" = xULTRIX; } 2>/dev/null \

-  && { RUNNING_KSH=true; export RUNNING_KSH; exec /bin/ksh $0 ${1+"$@"}; }

-unset RUNNING_KSH

-

 # No failure shall remain unpunished.

 set -e