mkconfig.rb: remove cross_compiling

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58543 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

common.mk

@@ -699,7 +699,6 @@ $(RBCONFIG): $(srcdir)/tool/mkconfig.rb config.status $(srcdir)/version.h
 	-e '(mis.delete(ARGF.path); ARGF.close) if /ONIG_UNICODE_VERSION_STRING +"#{Regexp.quote(version)}"/o' \
 	$(UNICODE_VERSION) $(UNICODE_DATA_HEADERS)
 	$(Q)$(BOOTSTRAPRUBY) $(srcdir)/tool/mkconfig.rb \
-		-cross_compiling=$(CROSS_COMPILING) \
 		-arch=$(arch) -version=$(RUBY_PROGRAM_VERSION) \
 		-install_name=$(RUBY_INSTALL_NAME) \
 		-so_name=$(RUBY_SO_NAME) \

tool/mkconfig.rb

@@ -8,13 +8,11 @@
 # avoid warnings with -d.
 $install_name ||= nil
 $so_name ||= nil
-$cross_compiling ||= nil
 $unicode_version ||= nil
 arch = $arch or raise "missing -arch"
 version = $version or raise "missing -version"
 
 srcdir = File.expand_path('../..', __FILE__)
-$:.replace [srcdir+"/lib"] unless $cross_compiling == "yes"
 $:.unshift(".")
 
 require "fileutils"