Add PTRACE_* and RLIMIT_* constants for RISC-V 64-bit GNU/Linux

src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs

@@ -208,6 +208,11 @@ pub const TIOCGSOFTCAR: ::c_ulong = 21529;
 pub const TIOCSSOFTCAR: ::c_ulong = 21530;
 pub const TIOCGRS485: ::c_int = 21550;
 pub const TIOCSRS485: ::c_int = 21551;
+pub const RLIMIT_RSS: ::__rlimit_resource_t = 5;
+pub const RLIMIT_AS: ::__rlimit_resource_t = 9;
+pub const RLIMIT_MEMLOCK: ::__rlimit_resource_t = 8;
+pub const RLIMIT_NOFILE: ::__rlimit_resource_t = 7;
+pub const RLIMIT_NPROC: ::__rlimit_resource_t = 6;
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;
 pub const O_EXCL: ::c_int = 128;
@@ -467,6 +472,13 @@ pub const EREMOTEIO: ::c_int = 121;
 pub const FIOCLEX: ::c_ulong = 21585;
 pub const FIONCLEX: ::c_ulong = 21584;
 pub const FIONBIO: ::c_ulong = 21537;
+pub const PTRACE_GETFPREGS: ::c_uint = 14;
+pub const PTRACE_SETFPREGS: ::c_uint = 15;
+pub const PTRACE_GETFPXREGS: ::c_uint = 18;
+pub const PTRACE_SETFPXREGS: ::c_uint = 19;
+pub const PTRACE_GETREGS: ::c_uint = 12;
+pub const PTRACE_SETREGS: ::c_uint = 13;
+pub const PTRACE_PEEKSIGINFO_SHARED: ::c_uint = 1;
 pub const MCL_CURRENT: ::c_int = 1;
 pub const MCL_FUTURE: ::c_int = 2;
 pub const SIGSTKSZ: ::size_t = 8192;