rs6000 alone means rs6000-ibm-aix

diff --git a/config.sub b/config.sub
index dab5d17..cdf7881 100755 (executable)
--- a/config.sub
+++ b/config.sub
@@ -26,7 +26,7 @@ case "$1" in
 # cpu alone is a valid alias for cpu-none-none.
 vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
        | alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
-       | romp | rs6000 | i960 | h8300)
+       | romp | i960 | h8300)
        cpu=$1
        vendor=none
        os=none
@@ -174,7 +174,7 @@ hp9k31[0-9] | hp9k2[0-9][0-9])
 i386sco)
        cpu=i386
        vendor=sco
-       os=sysv # maybe?
+       os=sysv32 # maybe?
        ;;
 i386v)
        cpu=i386
@@ -277,7 +277,7 @@ pn)
        vendor=gould
        os=sysv # maybe?
        ;;
-powersys)
+rs6000)
        cpu=rs6000
        vendor=ibm
        os=aix
@@ -460,7 +460,7 @@ aix* | aout | bout | bsd* | coff | ctix* | dgux* | dynix* | esix* \
        | ebmon | hpux* \
        | hds | irix* | isc* | kern | mach* | msdos* | newsos* | nindy* | none \
        | osf* | sco* | sunos* | sysv* | ultrix* | unos* | v88r* \
-       | vms* | vxworks* | sym[1-9]* | unicos* | uts | svr4 \
+       | vms* | vxworks* | sym[1-9]* | unicos* | uts | svr4 | m88kbcs \
        | amigados) 
        ;;