diff --git a/allyourbase.jam b/allyourbase.jam
index 95dbe1fc5..2b6cf7cd8 100644
--- a/allyourbase.jam
+++ b/allyourbase.jam
@@ -315,6 +315,9 @@ else if $(UNIX)
     switch $(OS)
     {
     case AIX :
+        DLL_AS_LIB      ?= true ;
+        SUFDLL          ?= .so .imp ;
+        gLINKABLE_PRODUCT_INDEX(DLL) = 1 ; # (the .so is the one to link)
 
     case AMIGA :
         YACC            ?= bison ;
diff --git a/python.jam b/python.jam
index 8c85fe17a..c36be7f0c 100644
--- a/python.jam
+++ b/python.jam
@@ -60,11 +60,16 @@ else if $(UNIX)
     PYTHON_ROOT ?= /usr/local ;
     PYTHON_INCLUDES ?= $(PYTHON_ROOT)/include/python$(PYTHON_VERSION) ;
     PYTHON_LIB_PATH ?= $(PYTHON_ROOT)/lib/python$(PYTHON_VERSION)/config ;
+
     PYTHON_PROPERTIES ?=
       <include>$(PYTHON_INCLUDES)
         <library-path>$(PYTHON_LIB_PATH)
-            <cxx><*><cflags>"-expect_unresolved 'Py*' -expect_unresolved '_Py*'"
       ;
+    
+    if $(OS) = OSF
+    {
+        PYTHON_PROPERTIES += <*><*><linkflags>"-expect_unresolved 'Py*' -expect_unresolved '_Py*'" ;
+    }
 }
 
 # Locate the python executable
diff --git a/v1/allyourbase.jam b/v1/allyourbase.jam
index 95dbe1fc5..2b6cf7cd8 100644
--- a/v1/allyourbase.jam
+++ b/v1/allyourbase.jam
@@ -315,6 +315,9 @@ else if $(UNIX)
     switch $(OS)
     {
     case AIX :
+        DLL_AS_LIB      ?= true ;
+        SUFDLL          ?= .so .imp ;
+        gLINKABLE_PRODUCT_INDEX(DLL) = 1 ; # (the .so is the one to link)
 
     case AMIGA :
         YACC            ?= bison ;
diff --git a/v1/python.jam b/v1/python.jam
index 8c85fe17a..c36be7f0c 100644
--- a/v1/python.jam
+++ b/v1/python.jam
@@ -60,11 +60,16 @@ else if $(UNIX)
     PYTHON_ROOT ?= /usr/local ;
     PYTHON_INCLUDES ?= $(PYTHON_ROOT)/include/python$(PYTHON_VERSION) ;
     PYTHON_LIB_PATH ?= $(PYTHON_ROOT)/lib/python$(PYTHON_VERSION)/config ;
+
     PYTHON_PROPERTIES ?=
       <include>$(PYTHON_INCLUDES)
         <library-path>$(PYTHON_LIB_PATH)
-            <cxx><*><cflags>"-expect_unresolved 'Py*' -expect_unresolved '_Py*'"
       ;
+    
+    if $(OS) = OSF
+    {
+        PYTHON_PROPERTIES += <*><*><linkflags>"-expect_unresolved 'Py*' -expect_unresolved '_Py*'" ;
+    }
 }
 
 # Locate the python executable