(root)/
glibc-2.38/
libio/
libio-macros.sym
#include <libioP.h>

--

IO_JUMP_T_SIZE		sizeof (struct _IO_jump_t)
IO_FILE_JUMPS_OFFSET	sizeof (struct _IO_jump_t) * IO_FILE_JUMPS
IO_WFILE_JUMPS_OFFSET	sizeof (struct _IO_jump_t) * IO_WFILE_JUMPS