Vitaliy Pronkin wrote: > What GCC version known to compile vbox on Mac? > I tried 4.0.1 + 3.4.3 for op.c and 4.2.2 for everything - both give me errors. i386-elf-gcc as indicated in the build instructions (http://virtualbox.org/wiki/Mac%20OS%20X%20build%20instructions). It builds fine here on 10.4.10 and 10.5.0. Kind Regards, knut