__glibc_c99_flexarr_available  219 lib/cdefs.h    # define __glibc_c99_flexarr_available 1
__glibc_c99_flexarr_available  224 lib/cdefs.h    # define __glibc_c99_flexarr_available 1
__glibc_c99_flexarr_available  229 lib/cdefs.h    # define __glibc_c99_flexarr_available 1
__glibc_c99_flexarr_available  233 lib/cdefs.h    # define __glibc_c99_flexarr_available 0
__glibc_c99_flexarr_available  149 lib/libc-config.h # undef __glibc_c99_flexarr_available