MALLOC_0_IS_NONNULL - Haiku

Symbol: MALLOC_0_IS_NONNULL

src/system/libroot/posix/glibc/regex/regex_internal.c

if (BE (set->elems == NULL, 0) && (MALLOC_0_IS_NONNULL || size != 0))

src/system/libroot/posix/glibc/regex/regex_internal.h

#elif !defined MALLOC_0_IS_NONNULL