How directly use gas-preprocessor.pl? I download bundle from here - https://git.libav.org/?p=gas-preprocessor.git;a=tree ang try it like described here - https://wiki.libav.org/Tools/gas-preprocessor . I got error : gas-preprocessor.pl gas Unrecognized input filetype at D:\Symbian\Projects\gas-preprocessor\gas-preprocessor.pl line 95. Always yours, Fedor