1dnl Defines $1 in config.h to the full path to the binary $2, with
2dnl assertions. $3 contains an optional colon-separated list of
3dnl directories besides $PATH to search.
4AC_DEFUN([SCPONLY_PATH_PROG_DEFINE],
5	 [AC_PATH_PROG([scponly_$1], [$2], [],
6                       [`echo "$PATH:$3" | sed -e 's/:/ /'`])
7	  test -z $scponly_$1 && echo "Can't find path to '$2'" && exit 1
8	  AC_DEFINE_UNQUOTED([$1], "$scponly_$1")])
9
10
11