Fatal compiler/assembler errors (PostgreSQL 7.0.2/NetBSD 1.4.2/VAX)

Is this a problem with PostgreSQL or a buggy assembler?

In file included from xlog.c:28:
../../../include/storage/s_lock.h:158: redefinition of `slock_t'
../../../include/os.h:43: `slock_t' previously declared here
../../../include/storage/s_lock.h: In function `tas':
../../../include/storage/s_lock.h:163: warning: type defaults to `int' in declaration of `_res'
{standard input}: Assembler messages:
{standard input}:119: Warning: Ignoring statement due to "Too many operands"
{standard input}:119: Warning: Junk at end of expression "bbssi $0"
{standard input}:128: Warning: Ignoring statement due to "Too many operands"
{standard input}:128: Warning: Junk at end of expression "bbssi $0"
{standard input}:152: Warning: Ignoring statement due to "Too many operands"
{standard input}:152: Warning: Junk at end of expression "bbssi $0"
{standard input}:159: Warning: Ignoring statement due to "Too many operands"
{standard input}:159: Warning: Junk at end of expression "bbssi $0"
{standard input}:187: Warning: Ignoring statement due to "Too many operands"
{standard input}:187: Warning: Junk at end of expression "bbssi $0"
{standard input}:520: Warning: Ignoring statement due to "Too many operands"
{standard input}:520: Warning: Junk at end of expression "bbssi $0"
{standard input}:576: Warning: Ignoring statement due to "Too many operands"
{standard input}:576: Warning: Junk at end of expression "bbssi $0"
{standard input}:614: Warning: Ignoring statement due to "Too many operands"
{standard input}:614: Warning: Junk at end of expression "bbssi $0"
{standard input}:665: Warning: Ignoring statement due to "Too many operands"
{standard input}:665: Warning: Junk at end of expression "bbssi $0"
{standard input}:770: Warning: Ignoring statement due to "Too many operands"
{standard input}:770: Warning: Junk at end of expression "bbssi $0"
{standard input}:815: Warning: Ignoring statement due to "Too many operands"
{standard input}:815: Warning: Junk at end of expression "bbssi $0"
{standard input}:853: Warning: Ignoring statement due to "Too many operands"
{standard input}:853: Warning: Junk at end of expression "bbssi $0"
{standard input}:987: Warning: Ignoring statement due to "Too many operands"
{standard input}:987: Warning: Junk at end of expression "bbssi $0"
{standard input}:1197: Warning: Ignoring statement due to "Too many operands"
{standard input}:1197: Warning: Junk at end of expression "bbssi $0"
xlog.c: At top level:
xlog.c:817: warning: `ReadRecord' defined but not used
make[3]: *** [xlog.o] Error 1
make[3]: Leaving directory `/usr/src/postgresql-7.0.2/src/backend/access/transam'
make[2]: *** [submake] Error 2
make[2]: Leaving directory `/usr/src/postgresql-7.0.2/src/backend/access'
make[1]: *** [access.dir] Error 2
make[1]: Leaving directory `/usr/src/postgresql-7.0.2/src/backend'
make: *** [all] Error 2

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