How to installing .h of Dt

hi, everybody��

i have a question, pls help me��

OS : RS/6000 AIX 4.3.3
cPU : Powerpc,POWER3

I install X11.Dt, X11.apps, X11.base, X11.compat, X11.motif, X11.vsm full and Optional install X11.fnt using smitty!

When i compling my gui programs , i found that all the include file of Dt not installed in my machine. Anyone can tell me how to install the .h of Dt in RS/6000.

by the way , on Alpha True64 , it reside in /usr/dt/share/include.

waiting for your reply, thank you !

i have resolve this question, thanks for those who browsing this post.