implement user mode catchable exceptions, refactor system status codes to use NTLSTATUS_ prefix, update build scripts to use shared literal macros for linker arguments, update named queue lifetime cleanup to include KeNamedQueueUnpublishHandle.

code/user/personalities/posix/posix_dir.c

@@ -82,7 +82,7 @@ __declspec(dllexport) char* realpath(const char* path, char* resolved_path) {
         &required,
     };
     uint32_t status = SysRealPath(&query);
-    if (status != STATUS_SUCCESS) { errno = PosixStatusToErrno(status); return (char*)0; }
+    if (status != NTLSTATUS_SUCCESS) { errno = PosixStatusToErrno(status); return (char*)0; }
     if (required == 0 || required > SYS_CWD_MAX) { errno = ERANGE; return (char*)0; }
 
     char nativeResolved[SYS_CWD_MAX];
@@ -95,7 +95,7 @@ __declspec(dllexport) char* realpath(const char* path, char* resolved_path) {
         &required,
     };
     status = SysRealPath(&request);
-    if (status != STATUS_SUCCESS) { errno = PosixStatusToErrno(status); return (char*)0; }
+    if (status != NTLSTATUS_SUCCESS) { errno = PosixStatusToErrno(status); return (char*)0; }
 
     char posix[SYS_CWD_MAX];
     NativeToPosix(nativeResolved, posix, sizeof(posix));