problem developing zImage (uClinux)

Thank you for the reply..

with the new link while trying to build the toolchain

when I put command

>setarch i386 make gcc elf2flt gdb-host

it gives an error

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make[1]: Entering directory `/root/Desktop/nios2-linux/uClibc'

make[2]: `conf' is up to date.

make[2]: execvp: true: Permission denied

make[2]: *** [headers-y] Error 127

make[1]: *** [headers] Error 2

make[1]: Leaving directory `/root/Desktop/nios2-linux/uClibc'

make: *** [/root/Desktop/nios2-linux/toolchain-build/build/sysroot//.configured]

Error 2

m stuck and dont know what to do ...