feat: implement intrinsic function BOOLEAN-OF-INTEGER#281

kmr-srbh wants to merge 3 commits intoOCamlPro:gitside-gnucobol-3.xOCamlPro/gnucobol:gitside-gnucobol-3.xfrom

kmr-srbh:intrinsic-boolean-of-integerkmr-srbh/gnucobol:intrinsic-boolean-of-integerCopy head branch name to clipboard