Structs starting with `e' in bsd/sys

• eproc bsd/sys/sysctl.h:393
• eventqelt bsd/sys/ev.h:62
• eventreq bsd/sys/ev.h:29
• execve_args bsd/sys/exec.h:87
• export_args bsd/sys/mount.h:221
• extern_proc bsd/sys/proc.h:201
• ext_refsq bsd/sys/mbuf.h:133