In the assembly recipe, this option is set.
Code:
cmake .. \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_INSTALL_PREFIX=$appsDir/Sigil \
-DCMAKE_INSTALL_BINDIR=$appsDir/Sigil \
-DSHARE_INSTALL_PREFIX=$appsDir/Sigil \
-DCMAKE_INSTALL_LIBDIR=$appsDir/Sigil/lib \
-DPYTHON_LIBRARY=$pythonLib \
-DPYTHON_INCLUDE_DIR=$pythonInclude \
-DPYTHON_EXECUTABLE=$pythonBin \
-DUSE_SYSTEM_LIBS=1 \
-DINSTALL_BUNDLED_DICTS=0
Maybe the problem is something else?
For example in this library tkinter or other path?