# IBM's AIX.
"aix-cc", "cc:-O -DB_ENDIAN -qmaxmem=16384::(unknown):AIX::BN_LLONG RC4_CHAR:::",
"aix-gcc", "gcc:-O3 -DB_ENDIAN::(unknown):AIX::BN_LLONG RC4_CHAR:::",
-"aix43-cc", "cc:-O -DAIX -DB_ENDIAN -qmaxmem=16384::(unknown):::BN_LLONG RC4_CHAR::::::::::dlfcn:",
+"aix43-cc", "cc:-O -DAIX -DB_ENDIAN -qmaxmem=16384::(unknown):::BN_LLONG RC4_CHAR::::::::::dlfcn:aix-shared:::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)::",
"aix43-gcc", "gcc:-O1 -DAIX -DB_ENDIAN::(unknown):::BN_LLONG RC4_CHAR::::::::::dlfcn:",
-"aix64-cc", "cc:-O -DAIX -DB_ENDIAN -qmaxmem=16384 -q64::(unknown):::SIXTY_FOUR_BIT_LONG RC4_CHAR::::::::::dlfcn::::::-X 64",
+"aix64-cc", "cc:-O -DAIX -DB_ENDIAN -qmaxmem=16384 -q64::(unknown):::SIXTY_FOUR_BIT_LONG RC4_CHAR::::::::::dlfcn:aix-shared::-q64:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)::-X 64",
#
# Cray T90 and similar (SDSC)
fi
fi
+if [ "${SYSTEM}" = "AIX" ]; then # favor vendor cc over gcc
+ (cc) 2>&1 | grep -iv "command not found" > /dev/null && CC=cc
+fi
+
CCVER=${CCVER:-0}
# read the output of the embedded GuessOS