Make mythtv compile better with GCC 4.7

Fixes #10309

Signed-off-by: Gavin Hurlbut <ghurlbut@mythtv.org>

mythtv/libs/libmyth/programinfoupdater.cpp

@@ -1,3 +1,5 @@
+#include <unistd.h>
+
 #include "programinfoupdater.h"
 #include "remoteutil.h"
 #include "compat.h"

mythtv/libs/libmythdb/httpcomms.cpp

@@ -6,6 +6,8 @@ using namespace std;
 #include <QTimer>
 #include <QFile>
 
+#include <unistd.h>
+
 #include "mythverbose.h"
 #include "compat.h"
 #include "mcodecs.h"

mythtv/libs/libmythdb/lcddevice.cpp

@@ -12,6 +12,7 @@
 #include <cmath>
 #include <fcntl.h>
 #include <errno.h>
+#include <unistd.h>
 
 # ifdef linux
 #   include <sys/vfs.h>

mythtv/libs/libmythdb/mythdbcon.cpp

@@ -1,5 +1,6 @@
 // ANSI C
 #include <cstdlib>
+#include <unistd.h>
 
 // Qt
 #include <QVector>

mythtv/libs/libmythdb/mythdownloadmanager.cpp

@@ -6,6 +6,8 @@
 #include <QDir>
 #include <QThreadPool>
 
+#include <unistd.h>
+
 // libmythdb
 #include "stdlib.h"
 #include "compat.h"

mythtv/libs/libmythdb/mythsocket.cpp

@@ -2,6 +2,7 @@
 #include <cstdlib>
 #include <cassert>
 #include <cerrno>
+#include <unistd.h>
 
 #include "compat.h"
 

mythtv/libs/libmythdb/mythsocketthread.cpp

@@ -14,6 +14,7 @@
 #include <sys/types.h>  // for fnctl
 #include <fcntl.h>      // for fnctl
 #include <errno.h>      // for checking errno
+#include <unistd.h>     // for read, write, close, pipe
 
 #ifndef O_NONBLOCK
 #define O_NONBLOCK 0 /* not actually supported in MINGW */

mythtv/libs/libmythdb/remotefile.cpp

@@ -1,6 +1,7 @@
 #include <iostream>
 using namespace std;
 
+#include <unistd.h>
 #include <QUrl>
 
 #include "mythconfig.h"

mythtv/libs/libmythtv/audioinputoss.cpp

@@ -30,6 +30,7 @@
 #include "audioinputoss.h"
 #include "mythverbose.h"
 #include <fcntl.h>
+#include <unistd.h>
 #include <sys/ioctl.h>
 
 #define LOC     QString("AudioInOSS: ")

mythtv/libs/libmythtv/privatedecoder_crystalhd.cpp

@@ -1,3 +1,5 @@
+#include <unistd.h>
+
 #include "privatedecoder_crystalhd.h"
 #include "myth_imgconvert.h"
 

mythtv/libs/libmythui/mythrender_vdpau.cpp

@@ -1,4 +1,5 @@
 #include "math.h"
+#include <unistd.h>
 
 #include <QSize>
 

mythtv/libs/libmythupnp/upnpdevice.cpp

@@ -26,6 +26,7 @@
 #include "httpcomms.h"
 
 #include <cerrno>
+#include <unistd.h>
 
 #include <QFile>
 #include <QTextStream>

mythtv/libs/libmythupnp/upnptasknotify.cpp

@@ -23,6 +23,7 @@
 
 // ANSI C headers
 #include <cstdlib>
+#include <unistd.h>
 
 // Qt headers
 #include <QStringList>

mythtv/libs/libmythupnp/upnptasksearch.cpp

@@ -23,6 +23,7 @@
 
 #include <compat.h>
 #include <stdlib.h>
+#include <unistd.h>
 
 #include <QStringList>
 #include <QFile>