cleanup: namespace Montauk (capital M) => montauk::abi

programs/include/engine/engine.h

@@ -56,7 +56,7 @@ struct Engine {
         }
 
         // Create window
-        Montauk::WinCreateResult wres;
+        montauk::abi::WinCreateResult wres;
         if (montauk::win_create(title, w, h, &wres) < 0 || wres.id < 0)
             return false;
 
@@ -77,7 +77,7 @@ struct Engine {
     }
 
     // Poll one window event. Returns true if an event was received.
-    bool poll(Montauk::WinEvent* ev) {
+    bool poll(montauk::abi::WinEvent* ev) {
         int r = montauk::win_poll(win_id, ev);
         if (r < 0) { running = false; return false; }
         if (r == 0) return false;

programs/include/engine/input.h

@@ -55,7 +55,7 @@ struct InputState {
     }
 
     // Process a window event
-    void handle_event(const Montauk::WinEvent& ev) {
+    void handle_event(const montauk::abi::WinEvent& ev) {
         if (ev.type == 0) { // keyboard
             // PS/2 scan code set 1: release codes have bit 7 set.
             // Mask to base scancode so press and release map to the same index.