## Basic build system fixes
--- configure.in~	2007-09-07 09:38:51.000000000 +0200
+++ configure.in	2007-11-08 13:36:39.000000000 +0100
@@ -515,12 +515,12 @@
 AC_TYPE_GETGROUPS
 AC_TYPE_SIGNAL
 case "${target_cpu}-${target_os}" in
-powerpc-darwin*)
-  AC_LIBSOURCES(alloca.c)
-  AC_SUBST([ALLOCA], [\${LIBOBJDIR}alloca.${ac_objext}])
-  AC_DEFINE(C_ALLOCA)
-  AC_DEFINE_UNQUOTED(alloca, alloca)
-  ;;
+dnl powerpc-darwin*)
+dnl   AC_LIBSOURCES(alloca.c)
+dnl   AC_SUBST([ALLOCA], [\${LIBOBJDIR}alloca.${ac_objext}])
+dnl   AC_DEFINE(C_ALLOCA)
+dnl   AC_DEFINE_UNQUOTED(alloca, alloca)
+dnl   ;;
 *)
   AC_FUNC_ALLOCA
   ;;

##--- configure.in~       2007-04-25 15:31:14.000000000 +0200
##+++ configure.in        2007-04-25 15:58:49.000000000 +0200
##@@ -1277,7 +1277,7 @@
   PREP=fake.rb
   RUNRUBY='$(MINIRUBY) -I`cd $(srcdir)/lib; pwd`'
 else
-  MINIRUBY='./miniruby$(EXEEXT)'
+  MINIRUBY='./miniruby$(EXEEXT) -I.'
   PREP='miniruby$(EXEEXT)'
   RUNRUBY='$(MINIRUBY) $(srcdir)/runruby.rb --extout=$(EXTOUT) --'
 fi


## tune module and libruby link options
--- configure.in	2007-04-18 12:49:43.000000000 +0200
+++ configure.in	2007-04-19 14:23:04.000000000 +0200
@@ -1052,7 +1052,7 @@
 	rhapsody*)	: ${LDSHARED='cc -dynamic -bundle -undefined suppress'}
 			: ${LDFLAGS=""}
 			rb_cv_dlopen=yes ;;
-	darwin*)	: ${LDSHARED='cc -dynamic -bundle -undefined suppress -flat_namespace'}
+	darwin*)	: ${LDSHARED='cc -dynamic -bundle -Wl,-undefined,dynamic_lookup -Wl,-multiply_defined,suppress'}
 			: ${LDFLAGS=""}
 			: ${LIBPATHENV=DYLD_LIBRARY_PATH}
 			rb_cv_dlopen=yes ;;
@@ -1384,9 +1384,9 @@
 	;;
     darwin*)
 	LIBRUBY_SO='lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).$(TEENY).dylib'
-	LIBRUBY_LDSHARED='cc -dynamiclib -undefined suppress -flat_namespace'
-	LIBRUBY_DLDFLAGS='-install_name $(libdir)/lib$(RUBY_SO_NAME).dylib -current_version $(MAJOR).$(MINOR).$(TEENY) -compatibility_version $(MAJOR).$(MINOR)'
-	LIBRUBY_ALIASES='lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).dylib lib$(RUBY_SO_NAME).dylib'
+	LIBRUBY_LDSHARED='cc -dynamiclib'
+	LIBRUBY_DLDFLAGS='-install_name $(libdir)/lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).dylib -current_version $(MAJOR).$(MINOR).$(TEENY) -compatibility_version $(MAJOR).$(MINOR)'
+	LIBRUBY_ALIASES='lib$(RUBY_SO_NAME).$(MAJOR).$(MINOR).dylib lib$(RUBY_SO_NAME).dylib libruby.2.dylib'
 	;;
     interix*)
 	LIBRUBYARG_SHARED='-L${libdir} -L. -l$(RUBY_SO_NAME)'