Forget about -Wl,--disable-high-entropy-va: Windows Thread dll cannot be loaded in Cygwin tclsh anyway.

Author: jan.nijtmans

configure

@@ -9318,7 +9318,7 @@ printf "%s\n" "#define TK_MAJOR_VERSION 8" >>confdefs.h
 	    fi
 	    SHLIB_LD_LIBS="${SHLIB_LD_LIBS} \"`${CYGPATH} ${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}`\""
 	    if test "$GCC" = "yes"; then
-		SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -static-libgcc -Wl,--disable-high-entropy-va"
+		SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -static-libgcc"
 	    fi
 	    eval eval "PKG_LIB_FILE8=${PACKAGE_LIB_PREFIX8}${PACKAGE_NAME}${SHARED_LIB_SUFFIX}"
 	    eval eval "PKG_LIB_FILE9=${PACKAGE_LIB_PREFIX9}${PACKAGE_NAME}${SHARED_LIB_SUFFIX}"