udp2raw/libev/update_ev_c

#!/bin/sh -e

(
   sed -ne '1,\%/\* ECB.H BEGIN \*/%p' ev.c
   cat ~/src/libecb/ecb.h
   sed -ne '\%/\* ECB.H END \*/%,$p' ev.c
) >ev.c~ && mv ev.c~ ev.c