Fix more Windows compiler errors

source/eventcore/drivers/posix/driver.d

@@ -50,7 +50,8 @@ final class PosixEventDriver(Loop : PosixEventLoop) : EventDriver {
 		else version (EventcoreUseGAIA) alias DNSDriver = EventDriverDNS_GAIA!(EventsDriver, SignalsDriver);
 		else alias DNSDriver = EventDriverDNS_GAI!(EventsDriver, SignalsDriver);
 		alias FileDriver = ThreadedFileEventDriver!EventsDriver;
-		alias PipeDriver = PosixEventDriverPipes!Loop;
+		version (Posix) alias PipeDriver = PosixEventDriverPipes!Loop;
+		else alias PipeDriver = DummyEventDriverPipes!Loop;
 		version (linux) alias WatcherDriver = InotifyEventDriverWatchers!EventsDriver;
 		//else version (OSX) alias WatcherDriver = FSEventsEventDriverWatchers!EventsDriver;
 		else alias WatcherDriver = PollEventDriverWatchers!EventsDriver;

source/eventcore/drivers/posix/pipes.d

@@ -10,12 +10,10 @@ import std.algorithm : min, max;
 
 final class PosixEventDriverPipes(Loop : PosixEventLoop) : EventDriverPipes {
 @safe: /*@nogc:*/ nothrow:
-    import core.stdc.errno : errno, EAGAIN, EINPROGRESS;
+    import core.stdc.errno : errno, EAGAIN;
-    import core.sys.posix.signal;
     import core.sys.posix.unistd : close, read, write;
     import core.sys.posix.fcntl;
     import core.sys.posix.poll;
-    import core.sys.linux.sys.signalfd;
 
     private Loop m_loop;
 
@@ -322,6 +320,62 @@ final class PosixEventDriverPipes(Loop : PosixEventLoop) : EventDriverPipes {
     }
 }
 
+final class DummyEventDriverPipes(Loop : PosixEventLoop) : EventDriverPipes {
+@safe: /*@nogc:*/ nothrow:
+    this(Loop loop) {}
+
+    override PipeFD adopt(int system_pipe_handle)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void read(PipeFD pipe, ubyte[] buffer, IOMode mode, PipeIOCallback on_read_finish)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void cancelRead(PipeFD pipe)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void write(PipeFD pipe, const(ubyte)[] buffer, IOMode mode, PipeIOCallback on_write_finish)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void cancelWrite(PipeFD pipe)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void waitForData(PipeFD pipe, PipeIOCallback on_data_available)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void close(PipeFD pipe)
+    {
+        assert(false, "TODO!");
+    }
+
+    override void addRef(PipeFD pid)
+    {
+        assert(false, "TODO!");
+    }
+
+    override bool releaseRef(PipeFD pid)
+    {
+        assert(false, "TODO!");
+    }
+
+    protected override void* rawUserData(PipeFD descriptor, size_t size, DataInitializer initialize, DataInitializer destroy)
+    @system {
+        assert(false, "TODO!");
+    }
+}
+
+
 package struct PipeSlot {
     alias Handle = PipeFD;