[Kernel] add predefined macros to avoid compiler warnings

glibc 2.35 (https://lists.gnu.org/archive/html/info-gnu/2022-02/msg00002.html)
defines macros __STDC_IEC_60559_BFP__ and __STDC_IEC_60559_COMPLEX__, which
must be ignored to avoid redefinition warnings during logic preprocessing.