why do netdb.h & socket.h not appear

["P.A.A." <adijedi mac com>]

why do netdb.h & socket.h not appear

hi, how wierd..why do

../include/linc/linc-protocol.h:21:24: sys/socket.h: No such file or 
directory
../include/linc/linc-protocol.h:22:19: netdb.h: No such file or 
directory

occur when I try to use garnome to install?

Thanks,
P

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