On my IRIX 5.3 system compiling X11-related packages such as xanim, xli,
or xv fails with standard includes not being found:

===> Building for xanim-2.80.1nb2
cc -O2 -xansi -32   -Wf,-XNh2000  -I/usr/local/pkg/include/X11
-I/usr/include/X11  -I.    -I/usr/local/pkg/include -nostdinc
-I/usr/include -DSYSV -DSVR4  -DFUNCPROTO=7 -DNARROWPROTO    -DXSHM
-DXA_DLL_PATH=\"/usr/local/pkg/lib/xanim\" -DXA_ZLIB  -DXA_GSM
-DXA_PETUNIA -DXA_KPCD   -I/usr/local/pkg/include -I/usr/include -c
xanim.c
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 59: Cannot open file sys/types.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 72: Cannot open file string.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 126: Cannot open file fcntl.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 127: Cannot open file unistd.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 138: Cannot open file sys/time.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xos.h: 140: Cannot open file time.h for #include
cfe: Error: ./xanim.h: 19: Cannot open file stdio.h for #include
cfe: Error: ./xanim.h: 20: Cannot open file sys/types.h for #include
cfe: Error: ./xanim.h: 21: Cannot open file stdio.h for #include
cfe: Error: ./xanim.h: 26: Cannot open file sys/param.h for #include
cfe: Error: ./xanim.h: 27: Cannot open file memory.h for #include
cfe: Error: ./xanim.h: 35: Cannot open file malloc.h for #include
cfe: Error: ./xanim.h: 41: Cannot open file unistd.h for #include
cfe: Error: ./xanim.h: 45: Cannot open file stdlib.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xlib.h: 51: Cannot open file sys/types.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Xlib.h: 68: Cannot open file stddef.h for #include
cfe: Error:
/usr/people/schwarz/pkgsrc/graphics/xanim/work/.buildlink-x11/include/X1
1/Intrinsic.h: 65: Cannot open file string.h for #include
cfe: Error: xanim.c: 67: Cannot open file sys/types.h for #include
cfe: Error: xanim.c: 69: Cannot open file sys/ipc.h for #include
cfe: Error: xanim.c: 70: Cannot open file sys/msg.h for #include
cfe: Error: xanim.c: 77: Cannot open file sys/signal.h for #include
cfe: Error: xanim.c: 84: Cannot open file sys/time.h for #include
cfe: Error: xanim.c: 93: Cannot open file ctype.h for #include
cfe: Error: xanim.c: 96: Cannot open file sys/ipc.h for #include
cfe: Error: xanim.c: 97: Cannot open file sys/shm.h for #include
cfe: Error: ./xa_ipc.h: 26: Cannot open file errno.h for #include
*** Error code 1


is this a buildlink problem? Anyone has an idea why these standard libs
are not found?

-- 
Georg Schwarz    http://home.pages.de/~schwarz/
 geos@epost.de     +49 177 8811442