AIX-4.3.3 and Postgres ?

hi,

I couldn't compile postgres on AIX-4.3.3 . I did all the
things written on INSTALL file
but it gave me errors.
The configure script worked successfully but when I ran "make
all" as the postgres user
I got the follwing errors:
-----------------------------------
make: getcwd: : Permission denied
make lexverify
make: getcwd: : Permission denied
make[1]: Entering directory `'
make -C lextest all
make: getcwd: : Permission denied
make[2]: Entering an unknown directory
make[2]: getcwd: : Permission denied
make[2]: Nothing to be done for `all'.
make[2]: Leaving an unknown directory
make[1]: Leaving directory `'
make -C utils all
make: getcwd: : Permission denied
make[1]: Entering an unknown directory
make[1]: getcwd: : Permission denied
xlc -I../include -I../backend -qchars=signed -qmaxmem=8192
-qhalt=w -qsrcmsg -qcheck=di version.o version.c
"/usr/include/stdlib.h", line 493.33: 1506-343 (S)
Redeclaration of getopt differs from p "/usr/include/stdio.h".
"/usr/include/stdlib.h", line 493.33: 1506-377 (I) The type
"char**" of parameter 2 diffe const*".
"/usr/include/stdlib.h", line 494.33: 1506-343 (S)
Redeclaration of getpass differs from
"/usr/include/unistd.h".
"/usr/include/stdlib.h", line 494.33: 1506-377 (I) The type
"char*" of parameter 1 differ the previous type "const char*".
"../include/c.h", line 173.21: 1506-334 (S) Identifier int8
has already been defined on l "../include/c.h", line 174.22:
1506-334 (S) Identifier int16 has already been defined on
"../include/c.h", line 175.20: 1506-334 (S) Identifier int32
has already been defined on
make[1]: *** [version.o] Error 1
make[1]: Leaving an unknown directory
make: *** [all] Error 2
---------------------------------------
I am using GNU make.
I will be happy if someone helps me . Thanks in advance.