refactor syscall ABI and FAT32 driver to use request structs and string views natively, enforce handle access rights on object lookup, add scheduler statistics tracking, fix KiSchedule to prevent 50% idle throttling on CPU-bound threads, better document x64 initial user stack alignment, fix process teardown to properly signal exit events and manage thread counts, optimize doom file I/O with a custom handle struct to internally track position and size, add SubsystemData to TEB for generic thread-local state, apply PAGE_NX to non-executable PE sections in the loader, update native apps, tests, and shells to match new APIs, update kernel32 directory retrieval.

code/shell_posix/shell_posix.c

@@ -165,7 +165,7 @@ static int runCommand(const char* cmd) {
 int main(void) {
     PosixFdInit();
 
-    const char* cmdline = SysGetPeb()->CommandLine;
+    const char* cmdline = SysGetPeb()->CommandLine.Data;
     char lineBuf[MAX_CMD];
 
     print("shell: command line: ");