Many of those options, including the three you mention, only work when building from the full source-tree, not from the amalgamation. See the "Important Note" here: [](https://sqlite.org/compile.html#_options_to_omit_features)
Many of those options, including the three you mention, only work when building from the full source-tree, not from the amalgamation. See the "Important Note" here: [](https://sqlite.org/compile.html#_options_to_omit_features)