Nope, still an error with nspostgres after a new installation. Leaving out the nsoracle "make install" didn't make a difference.
I see some other warnings that I saw before, in case this is helpful:
nsmain.c: In function `Ns_Main':
nsmain.c:355: warning: passing arg 1 of `setgid' as unsigned due to prototype
nsmain.c:358: warning: passing arg 1 of `setuid' as unsigned due to prototype
nsmain.c:623: warning: implicit declaration of function `NsWaitDriversShutdown'
/usr/include/stdlib.h: At top level:
nsmain.c:36: warning: `RCSID' defined but not used
return.c: In function `Ns_ConnConstructHeaders':
return.c:262: warning: suggest parentheses around && within ||
/usr/include/stdlib.h: At top level:
return.c:37: warning: `RCSID' defined but not used
sock.c: In function `Ns_SockRecv':
sock.c:74: warning: passing arg 3 of `recv' as unsigned due to prototype
sock.c:78: warning: passing arg 3 of `recv' as unsigned due to prototype
sock.c: In function `Ns_SockSend':
sock.c:106: warning: passing arg 3 of `send' as unsigned due to prototype
sock.c:110: warning: passing arg 3 of `send' as unsigned due to prototype
/usr/include/stdlib.h: At top level:
sock.c:37: warning: `RCSID' defined but not used
tclinit.c: In function `NsTclICtlObjCmd':
tclinit.c:895: warning: `objPtr' might be used uninitialized in this function
/usr/include/stdlib.h: At top level:
tclinit.c:36: warning: `RCSID' defined but not used
...
tcljob.c: In function `NsTclJobObjCmd':
tcljob.c:989: warning: unsigned int format, long unsigned int arg (arg 4)
tcljob.c:989: warning: unsigned int format, time_t arg (arg 5)
tcljob.c:989: warning: unsigned int format, long unsigned int arg (arg 4)
tcljob.c:989: warning: unsigned int format, time_t arg (arg 5)
/usr/include/stdlib.h: At top level:
tcljob.c:83: warning: `RCSID' defined but not used
...
...
tclset.c: In function `NsTclSetObjCmd':
tclset.c:333: warning: passing arg 2 of `Ns_SetSplit' with different width due to prototype
/usr/include/stdlib.h: At top level:
tclset.c:36: warning: `RCSID' defined but not used
tclset.c:801: warning: `BadArgs' defined but not used
urlopen.c: In function `Ns_FetchURL':
urlopen.c:164: warning: passing arg 3 of `send' as unsigned due to prototype
/usr/include/stdlib.h: At top level:
urlopen.c:36: warning: `RCSID' defined but not used