gistfile1.txt

[clever@amd-nixos:~/apps/nix-misc]$ nix-build '<nixpkgs>' -A glibc.static
/nix/store/8npvzxnhxslm5xvpd7v7c9p46fkdrl04-glibc-2.23-static

[clever@amd-nixos:~/apps/nix-misc]$ readelf -s result-static/lib/libc.a  | grep memcpy_chk
File: result-static/lib/libc.a(memcpy_chk.o)
     6: 0000000000000000    14 FUNC    GLOBAL DEFAULT    1 __memcpy_chk
File: result-static/lib/libc.a(wmemcpy_chk.o)
     8: 0000000000000000    25 FUNC    GLOBAL DEFAULT    1 __wmemcpy_chk

[clever@amd-nixos:~/apps/nix-misc]$ nix-build ~/nixpkgs/ -A glibc.static
/nix/store/m2mvna9pk9hv1qgxwi124avzdq1i5q96-glibc-2.24-static

[clever@amd-nixos:~/apps/nix-misc]$ readelf -s result-static/lib/libc.a  | grep memcpy_chk
File: result-static/lib/libc.a(memcpy_chk.o)
File: result-static/lib/libc.a(wmemcpy_chk.o)
     8: 0000000000000000    25 FUNC    GLOBAL DEFAULT    1 __wmemcpy_chk

[clever@amd-nixos:~/apps/nix-misc]$ nix-instantiate --find-file nixpkgs
/nix/store/fpbx2p8h0cs78z706nhh7x49lcd78bv4-nixos-16.09pre87999.20f009d/nixos/nixpkgs

[clever@amd-nixos:~/apps/nix-misc]$

c1292d98206524b713f892a02c69d7a4e4a97e03