remove "done" folders, label "bs/droneenter, bs/dronelook, and bs/dronevanish files and functions"

src/core1/os/stoptimer.c

@@ -0,0 +1,27 @@
+#include <ultra64.h>
+#include "osint.h"
+
+int osStopTimer(OSTimer *t)
+{
+    register u32 savedMask;
+    OSTimer *timep;
+
+    if (t->next == NULL)
+        return -1;
+    savedMask = __osDisableInt();
+    timep = t->next;
+    if (timep != __osTimerList)
+    {
+        timep->value += t->value;
+    }
+    t->prev->next = t->next;
+    t->next->prev = t->prev;
+    t->next = NULL;
+    t->prev = NULL;
+    if (__osTimerList->next == __osTimerList)
+    {
+        __osSetCompare(0);
+    }
+    __osRestoreInt(savedMask);
+    return 0;
+}