Switch all base images to ct-ng based toolchains

scripts.d/10-mingw-std-threads.sh

@@ -14,8 +14,4 @@ ffbuild_dockerbuild() {
 
     mkdir -p "$FFBUILD_PREFIX"/include
     cp *.h "$FFBUILD_PREFIX"/include
-
-    cmake -DCMAKE_TOOLCHAIN_FILE="$FFBUILD_CMAKE_TOOLCHAIN" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="$FFBUILD_PREFIX" \
-        -DMINGW_STDTHREADS_DIR="$FFBUILD_PREFIX"/include -DMINGW_STDTHREADS_BUILD_TEST=0 -DMINGW_STDTHREADS_GENERATE_STDHEADERS=1 .
-    cp cmake_stdheaders_generator/cmake_stdheaders_generator/* "$FFBUILD_PREFIX"/include
 }

scripts.d/10-mingw.sh

@@ -28,8 +28,10 @@ ffbuild_dockerbuild() {
     unset LDFLAGS
     unset PKG_CONFIG_LIBDIR
 
+    GCC_SYSROOT="$(${FFBUILD_CROSS_PREFIX}gcc -print-sysroot)"
+
     local myconf=(
-        --prefix="/usr/$FFBUILD_TOOLCHAIN"
+        --prefix="$GCC_SYSROOT/usr/$FFBUILD_TOOLCHAIN"
         --host="$FFBUILD_TOOLCHAIN"
         --with-default-win32-winnt="0x601"
         --enable-idl
@@ -42,7 +44,7 @@ ffbuild_dockerbuild() {
     cd ../mingw-w64-libraries/winpthreads
 
     local myconf=(
-        --prefix="/usr/$FFBUILD_TOOLCHAIN"
+        --prefix="$GCC_SYSROOT/usr/$FFBUILD_TOOLCHAIN"
         --host="$FFBUILD_TOOLCHAIN"
         --with-pic
         --disable-shared

scripts.d/25-fftw3.sh

@@ -23,6 +23,7 @@ ffbuild_dockerbuild() {
         --prefix="$FFBUILD_PREFIX"
         --disable-shared
         --enable-static
+        --disable-fortran
         --disable-doc
         --with-our-malloc
         --enable-threads