Fix FTBFS because invalid data conversion in qmutex

diff --git a/src/tools/qmutex_unix.cpp b/src/tools/qmutex_unix.cpp
index 3fff833..df7fd7a 100644
--- a/src/tools/qmutex_unix.cpp
+++ b/src/tools/qmutex_unix.cpp
@@ -72,6 +72,7 @@
 #include "qmutex_p.h"
 
 #include <errno.h>
+#include <stdint.h>
 #include <string.h>
 
 // Private class declarations
@@ -270,8 +271,8 @@
     } else {
 #ifdef QT_CHECK_RANGE
 	tqWarning("TQMutex::unlock: unlock from different thread than locker");
-	tqWarning("                was locked by %d, unlock attempt from %d",
-		 (int)owner, (int)pthread_self());
+	tqWarning("                was locked by %d, unlock attempt from %lu",
+		 (int)owner, (uintptr_t)pthread_self());
 #endif
     }
 

Fix FTBFS on Linux specific memlock code

diff --git a/src/tools/qstring.cpp b/src/tools/qstring.cpp
index 927669c..67de503 100644
--- a/src/tools/qstring.cpp
+++ b/src/tools/qstring.cpp
@@ -1075,9 +1075,11 @@
 	if ( unicode ) {
 		delete[] ((char*)unicode);
 	}
+#if defined(Q_OS_LINUX)
 	if ( ascii && security_unpaged ) {
 		munlock(ascii, LINUX_MEMLOCK_LIMIT_BYTES);
 	}
+#endif
 	if ( ascii ) {
 		delete[] ascii;
 	}
@@ -5953,15 +5955,19 @@
 void TQString::setSecurityUnPaged(bool lock) {
     if (lock != d->security_unpaged) {
 	if (d->security_unpaged) {
+#if defined(Q_OS_LINUX)
 	    if (d->ascii) {
 		munlock(d->ascii, LINUX_MEMLOCK_LIMIT_BYTES);
 	    }
+#endif
 	    d->security_unpaged = false;
 	}
 	else {
+#if defined(Q_OS_LINUX)
 	    if (d->ascii) {
 		mlock(d->ascii, LINUX_MEMLOCK_LIMIT_BYTES);
 	    }
+#endif
 	    d->security_unpaged = true;
 	}
     }
diff --git a/src/widgets/qlineedit.cpp b/src/widgets/qlineedit.cpp
index 2cc64e0..196e097 100644
--- a/src/widgets/qlineedit.cpp
+++ b/src/widgets/qlineedit.cpp
@@ -461,7 +461,9 @@
 {
     if ((d->echoMode == NoEcho) || (d->echoMode == Password) || (d->echoMode == PasswordThreeStars)) {
 	d->text.fill(TQChar(0));
+#if defined(Q_OS_LINUX)
 	munlock(d->text.d->unicode, LINUX_MEMLOCK_LIMIT_BYTES);
+#endif
     }
     delete [] d->maskData;
     delete d;