Mod suggested by Donn Cave -- invoke makexp_aix relative to $0
so it doesn't have to be on $PATH.
diff --git a/Modules/ld_so_aix b/Modules/ld_so_aix
index 7106c0b..b9aba4c 100755
--- a/Modules/ld_so_aix
+++ b/Modules/ld_so_aix
@@ -69,6 +69,8 @@
   echo $usage; exit 2
 fi
 
+makexp=`dirname $0`/makexp_aix
+
 # Check for existence of compiler.
 CC=$1; shift
 whichcc=`which $CC`
@@ -169,8 +171,8 @@
 CCARGS="$args"
 
 # Export list generation.
-#echo makexp_aix $expfile "$objfile" $objs
-makexp_aix $expfile "$objfile" $objs
+#echo $makexp $expfile "$objfile" $objs
+$makexp $expfile "$objfile" $objs
 
 # Perform the link.
 #echo $CC $CCOPT $CCARGS