ddd-3.3.9 on HP-UX 11.11

[Ashish Chandra]

I get the following error while trying to run make with ddd-3.3.9 on HP-UX
11.11

        if g++ -DHAVE_CONFIG_H -I. -I. -I.   -I./.. -isystem
/usr/contrib/X11R6/include    -O2 -g -Wall -W -Wwrite-strings -trigraphs
-MT hostname.o -MD -MP -MF ".deps/hostname.Tpo" -c -o hostname.o hostname.C;
\
        then mv -f ".deps/hostname.Tpo" ".deps/hostname.Po"; else rm -f
".deps/hostname.Tpo"; exit 1; fi
In file included from hostname.C:75:
/usr/include/sys/socket.h:484: error: syntax error before `(' token
/usr/include/sys/socket.h:486: error: syntax error before `(' token
*** Error exit code 1

Stop.
*** Error exit code 1

Stop.
*** Error exit code 1

Stop.