diff --git a/emulators/virtualbox-ose-kmod-legacy/Makefile b/emulators/virtualbox-ose-kmod-legacy/Makefile
index 94377f31fbcd..d0419e2d0b6f 100644
--- a/emulators/virtualbox-ose-kmod-legacy/Makefile
+++ b/emulators/virtualbox-ose-kmod-legacy/Makefile
@@ -76,6 +76,14 @@ KMK_BUILDTYPE=	release
 KMK_CONFIG=	VBOX_LIBPATH_X11=${LOCALBASE} VBOX_FREEBSD_SRC=${SRC_BASE}/sys
 KMK_FLAGS=
 
+.if defined(WITHOUT_QT4) && !defined(WITHOUT_NLS)
+BROKEN=		NLS support requires QT4 frontend. Run 'make config' again!
+.endif
+
+.if defined(WITHOUT_X11) && !defined(WITHOUT_QT4)
+BROKEN=		QT4 frontend requires X11 support. Run 'make config' again!
+.endif
+
 .if !defined(WITHOUT_X11)
 USE_SDL=	sdl
 USE_XORG=	xcursor xmu
@@ -96,7 +104,6 @@ PLIST_SUB+=	QT4=""
 .else
 CONFIGURE_ARGS+=--disable-qt4
 PLIST_SUB+=	QT4="@comment "
-WITHOUT_NLS=	yes
 .endif
 
 .if defined(WITH_GUESTADDITIONS)
diff --git a/emulators/virtualbox-ose-kmod-legacy/files/patch-configure b/emulators/virtualbox-ose-kmod-legacy/files/patch-configure
index d296d38cd70e..c6532c3db606 100644
--- a/emulators/virtualbox-ose-kmod-legacy/files/patch-configure
+++ b/emulators/virtualbox-ose-kmod-legacy/files/patch-configure
@@ -1,5 +1,14 @@
 --- configure.orgi	2009-05-31 13:43:50.000000000 +0200
 +++ configure	2009-05-31 13:45:47.000000000 +0200
+@@ -102,7 +102,7 @@
+ XSLTPROC="xsltproc"
+ GENISOIMAGE="genisoimage"
+ MKISOFS="mkisofs"
+-LIBCRYPTO="-lcrypto"
++LIBCRYPTO="-lcrypto -lssl"
+ LIBPTHREAD="-lpthread"
+ LIBCAP="-lcap"
+ GSOAP=""
 @@ -1698,7 +1698,7 @@
          cat $ODIR.tmp_src.cc >> $LOG
          echo "using the following command line:" >> $LOG
diff --git a/emulators/virtualbox-ose-kmod/Makefile b/emulators/virtualbox-ose-kmod/Makefile
index 94377f31fbcd..d0419e2d0b6f 100644
--- a/emulators/virtualbox-ose-kmod/Makefile
+++ b/emulators/virtualbox-ose-kmod/Makefile
@@ -76,6 +76,14 @@ KMK_BUILDTYPE=	release
 KMK_CONFIG=	VBOX_LIBPATH_X11=${LOCALBASE} VBOX_FREEBSD_SRC=${SRC_BASE}/sys
 KMK_FLAGS=
 
+.if defined(WITHOUT_QT4) && !defined(WITHOUT_NLS)
+BROKEN=		NLS support requires QT4 frontend. Run 'make config' again!
+.endif
+
+.if defined(WITHOUT_X11) && !defined(WITHOUT_QT4)
+BROKEN=		QT4 frontend requires X11 support. Run 'make config' again!
+.endif
+
 .if !defined(WITHOUT_X11)
 USE_SDL=	sdl
 USE_XORG=	xcursor xmu
@@ -96,7 +104,6 @@ PLIST_SUB+=	QT4=""
 .else
 CONFIGURE_ARGS+=--disable-qt4
 PLIST_SUB+=	QT4="@comment "
-WITHOUT_NLS=	yes
 .endif
 
 .if defined(WITH_GUESTADDITIONS)
diff --git a/emulators/virtualbox-ose-kmod/files/patch-configure b/emulators/virtualbox-ose-kmod/files/patch-configure
index d296d38cd70e..c6532c3db606 100644
--- a/emulators/virtualbox-ose-kmod/files/patch-configure
+++ b/emulators/virtualbox-ose-kmod/files/patch-configure
@@ -1,5 +1,14 @@
 --- configure.orgi	2009-05-31 13:43:50.000000000 +0200
 +++ configure	2009-05-31 13:45:47.000000000 +0200
+@@ -102,7 +102,7 @@
+ XSLTPROC="xsltproc"
+ GENISOIMAGE="genisoimage"
+ MKISOFS="mkisofs"
+-LIBCRYPTO="-lcrypto"
++LIBCRYPTO="-lcrypto -lssl"
+ LIBPTHREAD="-lpthread"
+ LIBCAP="-lcap"
+ GSOAP=""
 @@ -1698,7 +1698,7 @@
          cat $ODIR.tmp_src.cc >> $LOG
          echo "using the following command line:" >> $LOG
diff --git a/emulators/virtualbox-ose-legacy/Makefile b/emulators/virtualbox-ose-legacy/Makefile
index 94377f31fbcd..d0419e2d0b6f 100644
--- a/emulators/virtualbox-ose-legacy/Makefile
+++ b/emulators/virtualbox-ose-legacy/Makefile
@@ -76,6 +76,14 @@ KMK_BUILDTYPE=	release
 KMK_CONFIG=	VBOX_LIBPATH_X11=${LOCALBASE} VBOX_FREEBSD_SRC=${SRC_BASE}/sys
 KMK_FLAGS=
 
+.if defined(WITHOUT_QT4) && !defined(WITHOUT_NLS)
+BROKEN=		NLS support requires QT4 frontend. Run 'make config' again!
+.endif
+
+.if defined(WITHOUT_X11) && !defined(WITHOUT_QT4)
+BROKEN=		QT4 frontend requires X11 support. Run 'make config' again!
+.endif
+
 .if !defined(WITHOUT_X11)
 USE_SDL=	sdl
 USE_XORG=	xcursor xmu
@@ -96,7 +104,6 @@ PLIST_SUB+=	QT4=""
 .else
 CONFIGURE_ARGS+=--disable-qt4
 PLIST_SUB+=	QT4="@comment "
-WITHOUT_NLS=	yes
 .endif
 
 .if defined(WITH_GUESTADDITIONS)
diff --git a/emulators/virtualbox-ose-legacy/files/patch-configure b/emulators/virtualbox-ose-legacy/files/patch-configure
index d296d38cd70e..c6532c3db606 100644
--- a/emulators/virtualbox-ose-legacy/files/patch-configure
+++ b/emulators/virtualbox-ose-legacy/files/patch-configure
@@ -1,5 +1,14 @@
 --- configure.orgi	2009-05-31 13:43:50.000000000 +0200
 +++ configure	2009-05-31 13:45:47.000000000 +0200
+@@ -102,7 +102,7 @@
+ XSLTPROC="xsltproc"
+ GENISOIMAGE="genisoimage"
+ MKISOFS="mkisofs"
+-LIBCRYPTO="-lcrypto"
++LIBCRYPTO="-lcrypto -lssl"
+ LIBPTHREAD="-lpthread"
+ LIBCAP="-lcap"
+ GSOAP=""
 @@ -1698,7 +1698,7 @@
          cat $ODIR.tmp_src.cc >> $LOG
          echo "using the following command line:" >> $LOG
diff --git a/emulators/virtualbox-ose/Makefile b/emulators/virtualbox-ose/Makefile
index 94377f31fbcd..d0419e2d0b6f 100644
--- a/emulators/virtualbox-ose/Makefile
+++ b/emulators/virtualbox-ose/Makefile
@@ -76,6 +76,14 @@ KMK_BUILDTYPE=	release
 KMK_CONFIG=	VBOX_LIBPATH_X11=${LOCALBASE} VBOX_FREEBSD_SRC=${SRC_BASE}/sys
 KMK_FLAGS=
 
+.if defined(WITHOUT_QT4) && !defined(WITHOUT_NLS)
+BROKEN=		NLS support requires QT4 frontend. Run 'make config' again!
+.endif
+
+.if defined(WITHOUT_X11) && !defined(WITHOUT_QT4)
+BROKEN=		QT4 frontend requires X11 support. Run 'make config' again!
+.endif
+
 .if !defined(WITHOUT_X11)
 USE_SDL=	sdl
 USE_XORG=	xcursor xmu
@@ -96,7 +104,6 @@ PLIST_SUB+=	QT4=""
 .else
 CONFIGURE_ARGS+=--disable-qt4
 PLIST_SUB+=	QT4="@comment "
-WITHOUT_NLS=	yes
 .endif
 
 .if defined(WITH_GUESTADDITIONS)
diff --git a/emulators/virtualbox-ose/files/patch-configure b/emulators/virtualbox-ose/files/patch-configure
index d296d38cd70e..c6532c3db606 100644
--- a/emulators/virtualbox-ose/files/patch-configure
+++ b/emulators/virtualbox-ose/files/patch-configure
@@ -1,5 +1,14 @@
 --- configure.orgi	2009-05-31 13:43:50.000000000 +0200
 +++ configure	2009-05-31 13:45:47.000000000 +0200
+@@ -102,7 +102,7 @@
+ XSLTPROC="xsltproc"
+ GENISOIMAGE="genisoimage"
+ MKISOFS="mkisofs"
+-LIBCRYPTO="-lcrypto"
++LIBCRYPTO="-lcrypto -lssl"
+ LIBPTHREAD="-lpthread"
+ LIBCAP="-lcap"
+ GSOAP=""
 @@ -1698,7 +1698,7 @@
          cat $ODIR.tmp_src.cc >> $LOG
          echo "using the following command line:" >> $LOG
diff --git a/emulators/virtualbox/Makefile b/emulators/virtualbox/Makefile
index 94377f31fbcd..d0419e2d0b6f 100644
--- a/emulators/virtualbox/Makefile
+++ b/emulators/virtualbox/Makefile
@@ -76,6 +76,14 @@ KMK_BUILDTYPE=	release
 KMK_CONFIG=	VBOX_LIBPATH_X11=${LOCALBASE} VBOX_FREEBSD_SRC=${SRC_BASE}/sys
 KMK_FLAGS=
 
+.if defined(WITHOUT_QT4) && !defined(WITHOUT_NLS)
+BROKEN=		NLS support requires QT4 frontend. Run 'make config' again!
+.endif
+
+.if defined(WITHOUT_X11) && !defined(WITHOUT_QT4)
+BROKEN=		QT4 frontend requires X11 support. Run 'make config' again!
+.endif
+
 .if !defined(WITHOUT_X11)
 USE_SDL=	sdl
 USE_XORG=	xcursor xmu
@@ -96,7 +104,6 @@ PLIST_SUB+=	QT4=""
 .else
 CONFIGURE_ARGS+=--disable-qt4
 PLIST_SUB+=	QT4="@comment "
-WITHOUT_NLS=	yes
 .endif
 
 .if defined(WITH_GUESTADDITIONS)
diff --git a/emulators/virtualbox/files/patch-configure b/emulators/virtualbox/files/patch-configure
index d296d38cd70e..c6532c3db606 100644
--- a/emulators/virtualbox/files/patch-configure
+++ b/emulators/virtualbox/files/patch-configure
@@ -1,5 +1,14 @@
 --- configure.orgi	2009-05-31 13:43:50.000000000 +0200
 +++ configure	2009-05-31 13:45:47.000000000 +0200
+@@ -102,7 +102,7 @@
+ XSLTPROC="xsltproc"
+ GENISOIMAGE="genisoimage"
+ MKISOFS="mkisofs"
+-LIBCRYPTO="-lcrypto"
++LIBCRYPTO="-lcrypto -lssl"
+ LIBPTHREAD="-lpthread"
+ LIBCAP="-lcap"
+ GSOAP=""
 @@ -1698,7 +1698,7 @@
          cat $ODIR.tmp_src.cc >> $LOG
          echo "using the following command line:" >> $LOG