poll() is totally broken on Mac OS X

Even on 10.5.8, poll() does not do the right thing. Haven't checked on
newer versions. Hence, wrap all occurences of poll() to pa_poll and
emulate that call with select() on OSX. This is totally embarassing.

src/modules/module-sine-source.c

@@ -32,7 +32,6 @@
 #include <unistd.h>
 #include <limits.h>
 #include <sys/ioctl.h>
-#include <sys/poll.h>
 
 #include <pulse/rtclock.h>
 #include <pulse/timeval.h>
@@ -48,6 +47,7 @@
 #include <pulsecore/thread.h>
 #include <pulsecore/thread-mq.h>
 #include <pulsecore/rtpoll.h>
+#include <pulsecore/poll.h>
 
 #include "module-sine-source-symdef.h"
 

src/modules/raop/module-raop-sink.c

@@ -32,7 +32,6 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <limits.h>
-#include <poll.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
@@ -60,6 +59,7 @@
 #include <pulsecore/thread.h>
 #include <pulsecore/time-smoother.h>
 #include <pulsecore/socket-util.h>
+#include <pulsecore/poll.h>
 
 #include "module-raop-sink-symdef.h"
 #include "rtp.h"

src/modules/raop/raop_client.c

@@ -51,12 +51,7 @@
 #include <pulsecore/macro.h>
 #include <pulsecore/strbuf.h>
 #include <pulsecore/random.h>
-
-#ifdef HAVE_POLL_H
-#include <poll.h>
-#else
 #include <pulsecore/poll.h>
-#endif
 
 #include "raop_client.h"
 #include "rtsp_client.h"

src/modules/rtp/rtsp_client.c

@@ -45,12 +45,7 @@
 #include <pulsecore/macro.h>
 #include <pulsecore/strbuf.h>
 #include <pulsecore/ioline.h>
-
-#ifdef HAVE_POLL_H
-#include <poll.h>
-#else
 #include <pulsecore/poll.h>
-#endif
 
 #include "rtsp_client.h"