Typedefs starting with `u' in bsd/sys

• u_char bsd/sys/types.h:76
• uid_t bsd/sys/types.h:102
• uint bsd/sys/types.h:81
• u_long bsd/sys/types.h:79
• unp_gen_t bsd/sys/unpcb.h:88
• u_quad_t bsd/sys/types.h:84
• ushort bsd/sys/types.h:80
• uthread_t bsd/sys/user.h:123