Binary package “libbsd-dev” in ubuntu lucid

utility functions from BSD systems - development files

 This library provides some functions commonly available on BSD systems but
 not on others like GNU systems.
 .
 The currently provided functions are:
 .
 MD5Data, MD5End, MD5File, MD5FileChunk, MD5Final, MD5Init, MD5Pad,
 MD5Transform, MD5Update, arc4random, arc4random_addrandom, arc4random_buf,
 arc4random_stir, arc4random_uniform, bsd_getopt, dehumanize_number, errc,
 fgetln, flopen, fmtcheck, getmode, getprogname, heapsort, humanize_number,
 inet_net_pton, nlist, pidfile_open, pidfile_write, pidfile_close,
 pidfile_remove, readpassphrase, strlcpy, strlcat, setproctitle, setmode,
 setprogname, strmode, strtonum, strnvis, strnunvis, strunvis, strunvisx,
 strvis, strvisx, unvis, vis, verrc, vwarnc, warnc.
 .
 Also included are some queue macro definitions not present on includes
 from glibc.