Revert "Change Windows startup"

This reverts commit acb85b18cf.

Some optlist issues arose on some platforms, but not all.
I need to investigate the cause of those.

win/win32/NetHackW.c

@@ -15,6 +15,10 @@
 #include "mhmain.h"
 #include "mhmap.h"
 
+#if !defined(SAFEPROCS)
+#error You must #define SAFEPROCS to build NetHackW.c
+#endif
+
 /* Borland and MinGW redefine "boolean" in shlwapi.h,
    so just use the little bit we need */
 typedef struct _DLLVERSIONINFO {
@@ -95,6 +99,32 @@ WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine,
     UNREFERENCED_PARAMETER(lpCmdLine);
     UNREFERENCED_PARAMETER(nCmdShow);
 
+    /*
+     * Get a set of valid safe windowport function
+     * pointers during early startup initialization.
+     *
+     * When get_safe_procs is called with 0 as the param,
+     * non-functional, but safe function pointers are set
+     * for all windowport routines.
+     *
+     * When get_safe_procs is called with 1 as the param,
+     * raw_print, raw_print_bold, and wait_synch, and nhgetch
+     * are set to use C stdio routines via stdio_raw_print,
+     * stdio_raw_print_bold, stdio_wait_synch, and
+     * stdio_nhgetch.
+     */
+    windowprocs = *get_safe_procs(0);
+
+    /*
+     * Now we are going to override a couple
+     * of the windowprocs functions so that
+     * error messages are handled in a suitable
+     * way for the graphical version.
+     */
+    windowprocs.win_raw_print = mswin_raw_print;
+    windowprocs.win_raw_print_bold = mswin_raw_print_bold;
+    windowprocs.win_wait_synch = mswin_wait_synch;
+
     win10_init();
     early_init(0, NULL);  /* Change as needed to support CRASHREPORT */