Qt5.15.16
Compiled on Lubuntu 18.04 32-bit
GLIBC 2.27
GCC 7.5.0
openssl runtime

make
make install



../qt-everywhere-src-5.15.16/configure -cups -release -prefix "/opt/Qt/5.15.16/gcc_32" -opensource -confirm-license -silent -qt-zlib -qt-pcre -qt-libpng -qt-libjpeg -system-freetype -opengl desktop -make libs -make tools -flite -openssl-runtime OPENSSL_PREFIX="/usr/local/openssl3-32bit" 

 

make -j6
make install