gforth/configure.in - diff

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version 1.194, 2007/06/30 20:28:55	version 1.197, 2007/12/04 14:55:03
Line 617 AC_TRY_COMPILE(,[int __attribute__((unus	Line 617 AC_TRY_COMPILE(,[int __attribute__((unus
AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])	AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
AC_MSG_RESULT($MAYBE_UNUSED)	AC_MSG_RESULT($MAYBE_UNUSED)

	#try if m4 understands -s
	AC_MSG_CHECKING([how to invoke m4])
	if m4 -s /dev/null >/dev/null 2>&1; then
	M4="m4 -s"
	else
	M4=m4
	fi
	AC_SUBST(M4)
	AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4])
	AC_MSG_RESULT($M4)

echo "machine='$machine'"	echo "machine='$machine'"

dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)	dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
Line 788 dnl Checks for library functions	Line 799 dnl Checks for library functions
dnl This check is just for making later checks link with libm.	dnl This check is just for making later checks link with libm.
dnl using sin here is no good idea since it is built-into gcc and typechecked	dnl using sin here is no good idea since it is built-into gcc and typechecked
AC_CHECK_LIB(m,asin)	AC_CHECK_LIB(m,asin)
	AC_CHECK_LIB(ltdl,lt_dlinit)
AC_CHECK_LIB(dl,dlopen)	AC_CHECK_LIB(dl,dlopen)
dnl check for libffi 2.x	dnl check for libffi 2.x
AC_CHECK_LIB(ffi,ffi_call)	AC_CHECK_LIB(ffi,ffi_call)