AC_MSG_CHECKING([for ruby library name])
rubylib=`$RUBY -e 'require "rbconfig";puts Config::expand(Config::CONFIG.send("\x5b\x5d", "RUBY_SO_NAME"))' 2>/dev/null`
AC_MSG_RESULT($rubylib)
RUBY_CPPFLAGS="$rubycpp -I$rubyinc $RUBY_CPPFLAGS"
AC_MSG_CHECKING([for ruby library name])
rubylib=`$RUBY -e 'require "rbconfig";puts Config::expand(Config::CONFIG.send("\x5b\x5d", "RUBY_SO_NAME"))' 2>/dev/null`
AC_MSG_RESULT($rubylib)
RUBY_CPPFLAGS="$rubycpp -I$rubyinc $RUBY_CPPFLAGS"