if test -z "$SED" || test "$SED" = "not_found"; then
AC_MSG_ERROR([sed not found in PATH. Cannot continue without sed.])
fi
+AC_SUBST([SED])
dnl GREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
if test -z "$GREP" || test "$GREP" = "not_found"; then
AC_MSG_ERROR([grep not found in PATH. Cannot continue without grep.])
fi
+AC_SUBST([GREP])
dnl EGREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
if test -z "$EGREP" || test "$EGREP" = "not_found"; then
AC_MSG_ERROR([egrep not found in PATH. Cannot continue without egrep.])
fi
+AC_SUBST([EGREP])
dnl AR is mandatory for configure process and libtool.
dnl This is target dependant, so check it as a tool.
if test -z "$AR" || test "$AR" = "not_found"; then
AC_MSG_ERROR([ar not found in PATH. Cannot continue without ar.])
fi
+AC_SUBST([AR])
dnl Fetch c-ares version from ares_version.h
VERSION=`$SED -ne 's/^#define ARES_VERSION_STR "\(.*\)"/\1/p' ${srcdir}/ares_version.h`
if test -z "$SED" || test "$SED" = "not_found"; then
AC_MSG_ERROR([sed not found in PATH. Cannot continue without sed.])
fi
+AC_SUBST([SED])
dnl GREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
if test -z "$GREP" || test "$GREP" = "not_found"; then
AC_MSG_ERROR([grep not found in PATH. Cannot continue without grep.])
fi
+AC_SUBST([GREP])
dnl EGREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
if test -z "$EGREP" || test "$EGREP" = "not_found"; then
AC_MSG_ERROR([egrep not found in PATH. Cannot continue without egrep.])
fi
+AC_SUBST([EGREP])
dnl AR is mandatory for configure process and libtool.
dnl This is target dependant, so check it as a tool.
if test -z "$AR" || test "$AR" = "not_found"; then
AC_MSG_ERROR([ar not found in PATH. Cannot continue without ar.])
fi
+AC_SUBST([AR])
AC_SUBST(libext)