Fixing #5518:

* applied Matt's patch (somewhat changed) that corrects the links for gcc4's
  libstdc++.so and libsupc++.so in case of a gcc2 hybrid (they must point
  to /system/lib/gcc4/... instead of /system/lib/...)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@35746 a95241bf-73f2-0310-859d-f6bbb57e9c96

build/jam/OptionalPackages

@@ -400,6 +400,14 @@ if [ IsOptionalHaikuImagePackageAdded DevelopmentBase ]
 		# symlink cpp to g++'s headers
 		AddSymlinkToHaikuImage develop abi x86 gcc4 headers
 			: ../tools/current/include/g++ : cpp ;
+
+		# symlink to the appropriate system/lib[/gcc4] folder
+		local libs = libstdc++.so libsupc++.so ;
+		for lib in $(libs) {
+			AddSymlinkToHaikuHybridImage
+				develop abi x86 gcc4 tools gcc-4.3.3-haiku-090629 lib
+				: /system/lib $(lib) : : true ;
+		}
 	}
 
 	# other commonly used tools