5.3. Build Flags

#### Cross-Compiled Linux From Scratch - Version 1.0.0rc2-x86_64-Pure64

### Chapter 5. Constructing Cross-Compile Tools

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# 5.3. Build Flags

We will need to setup target specific flags for the compiler and linkers.

    export BUILD64="-m64"

Lets add the build flags to `~/.bashrc` to prevent issues if we stop and come back later.

    echo export BUILD64=\""${BUILD64}\"" >> ~/.bashrc

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