lib/std/os/linux.zig         | 162 ++++++++++++++++++++++++++++
 lib/std/os/linux/riscv32.zig |   3 +
 lib/std/os/linux/riscv64.zig |   3 +
 lib/std/zig/system/linux.zig | 181 ++++++++++++++++++++++++++++----
 4 files changed, 327 insertions(+), 22 deletions(-)