unix: build tcl/tk with --enable-threads

Author: indygreg

cpython-unix/build-tcl.sh

@@ -41,7 +41,8 @@ fi
 
 CFLAGS="${CFLAGS}" CPPFLAGS="${CFLAGS}" ./configure \
     --prefix=/tools/deps \
-    --enable-shared=no
+    --enable-shared=no \
+    --enable-threads
 
 make -j ${NUM_CPUS}
 make -j ${NUM_CPUS} install DESTDIR=${ROOT}/out

cpython-unix/build-tk.sh

@@ -28,6 +28,7 @@ CFLAGS="${CFLAGS}" CPPFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" ./configure \
     --prefix=/tools/deps \
     --with-tcl=${TOOLS_PATH}/deps/lib \
     --enable-shared=no \
+    --enable-threads \
     ${EXTRA_CONFIGURE_FLAGS}
 
 # For some reason musl isn't link libXau and libxcb. So we hack the Makefile