diff -r 5dc02b23752f -r 3e2da88830cd src/network/ssl/qsslsocket_p.h
--- a/src/network/ssl/qsslsocket_p.h	Tue Jul 06 15:10:48 2010 +0300
+++ b/src/network/ssl/qsslsocket_p.h	Wed Aug 18 10:37:55 2010 +0300
@@ -66,6 +66,28 @@
 
 QT_BEGIN_NAMESPACE
 
+#if defined(Q_OS_MAC)
+#include <Security/SecCertificate.h>
+#include <CoreFoundation/CFArray.h>
+    typedef OSStatus (*PtrSecCertificateGetData)(SecCertificateRef, CSSM_DATA_PTR);
+    typedef OSStatus (*PtrSecTrustSettingsCopyCertificates)(int, CFArrayRef*);
+    typedef OSStatus (*PtrSecTrustCopyAnchorCertificates)(CFArrayRef*);
+#elif defined(Q_OS_WIN)
+#include <wincrypt.h>
+#ifndef HCRYPTPROV_LEGACY
+#define HCRYPTPROV_LEGACY HCRYPTPROV
+#endif
+#if defined(Q_OS_WINCE)
+    typedef HCERTSTORE (WINAPI *PtrCertOpenSystemStoreW)(LPCSTR, DWORD, HCRYPTPROV_LEGACY, DWORD, const void*);
+#else
+    typedef HCERTSTORE (WINAPI *PtrCertOpenSystemStoreW)(HCRYPTPROV_LEGACY, LPCWSTR);
+#endif
+    typedef PCCERT_CONTEXT (WINAPI *PtrCertFindCertificateInStore)(HCERTSTORE, DWORD, DWORD, DWORD, const void*, PCCERT_CONTEXT);
+    typedef BOOL (WINAPI *PtrCertCloseStore)(HCERTSTORE, DWORD);
+#endif
+
+
+
 class QSslSocketPrivate : public QTcpSocketPrivate
 {
     Q_DECLARE_PUBLIC(QSslSocket)
@@ -90,7 +112,8 @@
     // that was used for connecting to.
     QString verificationPeerName;
 
-    static bool ensureInitialized();
+    static bool supportsSsl();
+    static void ensureInitialized();
     static void deinitialize();
     static QList<QSslCipher> defaultCiphers();
     static QList<QSslCipher> supportedCiphers();
@@ -106,6 +129,16 @@
     static void addDefaultCaCertificate(const QSslCertificate &cert);
     static void addDefaultCaCertificates(const QList<QSslCertificate> &certs);
 
+#if defined(Q_OS_MAC)
+    static PtrSecCertificateGetData ptrSecCertificateGetData;
+    static PtrSecTrustSettingsCopyCertificates ptrSecTrustSettingsCopyCertificates;
+    static PtrSecTrustCopyAnchorCertificates ptrSecTrustCopyAnchorCertificates;
+#elif defined(Q_OS_WIN)
+    static PtrCertOpenSystemStoreW ptrCertOpenSystemStoreW;
+    static PtrCertFindCertificateInStore ptrCertFindCertificateInStore;
+    static PtrCertCloseStore ptrCertCloseStore;
+#endif
+
     // The socket itself, including private slots.
     QTcpSocket *plainSocket;
     void createPlainSocket(QIODevice::OpenMode openMode);
@@ -126,6 +159,13 @@
     virtual void disconnectFromHost() = 0;
     virtual void disconnected() = 0;
     virtual QSslCipher sessionCipher() const = 0;
+
+private:
+    static bool ensureLibraryLoaded();
+    static void ensureCiphersAndCertsLoaded();
+
+    static bool s_libraryLoaded;
+    static bool s_loadedCiphersAndCerts;
 };
 
 QT_END_NAMESPACE