lib/std/Build/Step/Run.zig |  32 ++++------
 lib/std/Target.zig         |   8 +++
 lib/std/zig/target.zig     |  67 ++++++++++++++------
 tools/process_headers.zig  | 107 ++++++++++++++++----------------
 4 files changed, 124 insertions(+), 90 deletions(-)