last install question (I hope)

I get past configure and then run gmake.  It starts and then begins looking for files by backup 4 directory levels?  It
willlook for a few dozen .h files before dying.  What am I leaving out? 

Thanks.
Stephen

bullwinkle.eng.auburn.edu{sford}44: gmake
gmake -C doc all
gmake[1]: Entering directory `/home/ens/sford/postgre/postgresql-7.1/doc'
gmake[1]: Nothing to be done for `all'.
gmake[1]: Leaving directory `/home/ens/sford/postgre/postgresql-7.1/doc'
gmake -C src all
gmake[1]: Entering directory `/home/ens/sford/postgre/postgresql-7.1/src'
gmake -C backend all
gmake[2]: Entering directory `/home/ens/sford/postgre/postgresql-7.1/src/backend'
gmake -C access all
gmake[3]: Entering directory `/home/ens/sford/postgre/postgresql-7.1/src/backend/access'
gmake -C common SUBSYS.o
gmake[4]: Entering directory `/home/ens/sford/postgre/postgresql-7.1/src/backend/access/common'
gcc  -Wall -Wmissing-prototypes -Wmissing-declarations -I../../../../src/include   -c -o heaptuple.o heaptuple.c
In file included from ../../../../src/include/postgres.h:48,
                 from heaptuple.c:21:
../../../../src/include/c.h:54: stdio.h: No such file or directory
../../../../src/include/c.h:55: stdlib.h: No such file or directory
../../../../src/include/c.h:56: string.h: No such file or directory
In file included from heaptuple.c:23:
../../../../src/include/access/heapam.h:17: time.h: No such file or directory
In file included from ../../../../src/include/storage/lock.h:17,
                 from ../../../../src/include/storage/bufmgr.h:19,
                 from ../../../../src/include/storage/bufpage.h:18,
                 from ../../../../src/include/access/htup.h:17,
                 from ../../../../src/include/access/heapam.h:18,
                 from heaptuple.c:23:
../../../../src/include/storage/ipc.h:21: sys/types.h: No such file or directory
In file included from /opt/gnu/lib/gcc-lib/sparc-sun-solaris2.6/2.95.2/include/syslimits.h:7,
                 from /opt/gnu/lib/gcc-lib/sparc-sun-solaris2.6/2.95.2/include/limits.h:11,
                 from ../../../../src/include/utils/nabstime.h:17,
                 from ../../../../src/include/access/xact.h:19,
                 from ../../../../src/include/utils/tqual.h:19,
                 from ../../../../src/include/access/relscan.h:17,
                 from ../../../../src/include/access/heapam.h:19,
                 from heaptuple.c:23:
/opt/gnu/lib/gcc-lib/sparc-sun-solaris2.6/2.95.2/include/limits.h:117: limits.h: No such file or directory
In file included from ../../../../src/include/access/xact.h:19,
                 from ../../../../src/include/utils/tqual.h:19,
                 from ../../../../src/include/access/relscan.h:17,
                 from ../../../../src/include/access/heapam.h:19,
                 from heaptuple.c:23:
../../../../src/include/utils/nabstime.h:18: time.h: No such file or directory
In file included from ../../../../src/include/utils/nabstime.h:21,
                 from ../../../../src/include/access/xact.h:19,
                 from ../../../../src/include/utils/tqual.h:19,
                 from ../../../../src/include/access/relscan.h:17,