target name should not be identical to the directory name if you want to always execute the command line.

Makefile

@@ -214,9 +214,9 @@ endif
 
 buildDirectoryClients: $(ANT_DEP) java_platform_check
 ifeq ($(BUILD_JAVA_CODE),1)
-	cd ldap/clients; $(MAKE) $(MFLAGS) dsmlgw
+	cd ldap/clients; $(MAKE) _dsmlgw
 endif
-	cd ldap/clients; $(MAKE) $(MFLAGS) dsgw
+	cd ldap/clients; $(MAKE) _dsgw
 
 $(OBJDIR):
 	if test ! -d $(OBJDIR); then mkdir -p $(OBJDIR); fi;

ldap/clients/Makefile

@@ -19,18 +19,18 @@ MCOM_ROOT=../../..
 include ../../nsconfig.mk
 include ../../ldap/javarules.mk
 
-all: ldaptags online dsgw dsmlgw
+all: _ldaptags _online _dsgw _dsmlgw
 
-ldaptags:
+_ldaptags:
 	cd ldaptags; $(MAKE)
 
-online:
+_online:
 	cd online; $(MAKE)
 
-dsgw:
+_dsgw:
 	cd dsgw; $(MAKE)
 
-dsmlgw:
+_dsmlgw:
 	cd dsmlgw; $(MAKE)
 
 clean: