On Thu, 9 Feb 2006, zhuzhenhua wrote: > some toolchain can use as "xxx-gcc -o hello hello.c" to compile, but > sde toolchain can't find the printf function, does it means sde is not > a complete toolchain to compile applications? printf() is part of the C-library, which is distributed separately. So you have to install a C-library for the target (e.g. glibc, uClibc, dietlibc, newlib, klibc, ...). Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds