Typedefs starting with `s' in bsd/sys

• segsz_t bsd/sys/types.h:103
• sigset_t bsd/sys/signal.h:135
• size_t bsd/sys/types.h:122
• speed_t bsd/sys/termios.h:206
• ss_flags bsd/sys/signal.h:171
• ssize_t bsd/sys/types.h:127
• swblk_t bsd/sys/types.h:104