* gnu/packages/patches/zig-0.10-fix-runpath.patch: New file.
* gnu/packages/patches/zig-0.10-use-system-paths.patch: New file.
* gnu/local.mk (dist_patch_DATA): Regisiter them.
* gnu/packages/zig.scm (zig-0.10)[source]: Add patches.
Use zig-source.
[arguments]<#:validate-runpath?>: Unset.
<#:phases>: Adjust 'patch-more-shebangs to use a file in inputs instead.
Change-Id: Ic4fd22d8bba664e3d42f433875f9d099969b9df9
