Function qt_core::q_is_null_qfloat16

pub unsafe fn q_is_null_qfloat16(f: impl CastInto<Ref<Qfloat16>>) -> bool

This is supported on cpp_lib_version="5.12.2" or cpp_lib_version="5.13.0" or cpp_lib_version="5.14.0" only.

Calls C++ function: bool qIsNull(qfloat16 f).