Add a configuration target for A/UX.

PR: 271

Configure

@@ -547,6 +547,9 @@ my %table=(
 "darwin-ppc-cc","cc:-O3 -fomit-frame-pointer -fno-common -DB_ENDIAN::-D_REENTRANT:MACOSX::BN_LLONG RC4_CHAR RC4_CHUNK DES_UNROLL BF_PTR:::::::::::darwin-shared:-fPIC::.\$(SHLIB_MAJOR).\$(SHLIB_MINOR).dylib",
 "darwin-i386-cc","cc:-O3 -fomit-frame-pointer -fno-common -DB_ENDIAN::-D_REENTRANT:MACOSX::BN_LLONG RC4_CHAR RC4_CHUNK DES_UNROLL BF_PTR:::::::::::darwin-shared:-fPIC::.\$(SHLIB_MAJOR).\$(SHLIB_MINOR).dylib",
 
+##### A/UX
+"aux3-gcc","gcc:-O2 -DTERMIO::(unknown):AUX:-lbsd:RC4_CHAR RC4_CHUNK DES_UNROLL BF_PTR:::",
+
 ##### Sony NEWS-OS 4.x
 "newsos4-gcc","gcc:-O -DB_ENDIAN::(unknown):NEWS4:-lmld -liberty:BN_LLONG RC4_CHAR RC4_CHUNK DES_PTR DES_RISC1 DES_UNROLL BF_PTR::::",