I am using yagarto last version.(4.4.2) i want to delete the syscalls.o from the libc.a file using the line below. -------------------------------------------------------------- arm-elf-ar.exe -d "C:\arm\yagarto43\arm-elf\lib\libc.a syscall.o ----------------------------------------------------------------- but syscalls.o can not be deleted! (i can see it in .map file). do you have another solution? Regards kamil