im trying to build android Os in Mac OS after i finsih all the steps when im trying to execute make command make -j4
i get this error
Can't locate Switch.pm in @INC (@INC contains: /Library/Perl/5.16/darwin-thread-multi-2level /Library/Perl/5.16 /Network/Library/Perl/5.16/darwin-thread-multi-2level /Network/Library/Perl/5.16 /Library/Perl/Updates/5.16.2 /System/Library/Perl/5.16/darwin-thread-multi-2level /System/Library/Perl/5.16 /System/Library/Perl/Extras/5.16/darwin-thread-multi-2level /System/Library/Perl/Extras/5.16 .) at external/webkit/Source/WebCore/make-hash-tools.pl line 23. BEGIN failed--compilation aborted at external/webkit/Source/WebCore/make-hash-tools.pl line 23. make: * [out/target/product/generic/obj/STATIC_LIBRARIES/libwebcore_intermediates/Source/WebCore/html/DocTypeStrings.cpp] Error 2 make: * Waiting for unfinished jobs.... Can't locate Switch.pm in @INC (@INC contains: /Library/Perl/5.16/darwin-thread-multi-2level /Library/Perl/5.16 /Network/Library/Perl/5.16/darwin-thread-multi-2level /Network/Library/Perl/5.16 /Library/Perl/Updates/5.16.2 /System/Library/Perl/5.16/darwin-thread-multi-2level /System/Library/Perl/5.16 /System/Library/Perl/Extras/5.16/darwin-thread-multi-2level /System/Library/Perl/Extras/5.16 .) at external/webkit/Source/WebCore/make-hash-tools.pl line 23. BEGIN failed--compilation aborted at external/webkit/Source/WebCore/make-hash-tools.pl line 23.
so please can you help me