remove weird double spaces, remove /EXPORT from build.bat in favor of __declspec(dllexport)

code/kernel/mm_phys.c

@@ -1,7 +1,7 @@
 // mm_phys.c - physical memory manager
 //
 // The free-frame stack is a flat array of PHYSICAL_ADDRESS values carved out of
-// the first suitable usable region before any allocation is served.  All access
+// the first suitable usable region before any allocation is served. All access
 // to physical memory goes through the direct physical window established by the
 // bootloader at PhysicalWindowBase (always 0xFFFF880000000000).
 //
@@ -124,7 +124,7 @@ void MmFreeFrame(PHYSICAL_ADDRESS frame) {
     KeReleaseSpinlock(&gFrameStack.Lock, flags);
 }
 
-PHYSICAL_ADDRESS MmAllocateContiguous(size_t count) {
+__declspec(dllexport) PHYSICAL_ADDRESS MmAllocateContiguous(size_t count) {
     if (!count) return (PHYSICAL_ADDRESS)0;
 
     uintptr_t flags = KeAcquireSpinlock(&gFrameStack.Lock);