AC_ARG_WITH(perl, [ --with-perl[=FILE] perl binary location],[perl=$withval])
if test "$perl" != "no"; then
AC_MSG_CHECKING(for perl binary)
AC_ARG_WITH(perl, [ --with-perl[=FILE] perl binary location],[perl=$withval])
if test "$perl" != "no"; then
AC_MSG_CHECKING(for perl binary)