Aligned some constant names with renaming in psblas dir.

Export the overloaded psb_prec_mod to the lib directory, to allow
recompilation of existing code in "compatibility" mode.

krylov/Makefile

@@ -16,9 +16,9 @@ METHDOBJS=psb_dcgstab.o psb_dcg.o psb_dcgs.o \
 	psb_dbicg.o psb_dcgstabl.o psb_drgmres.o\
 	psb_zcgstab.o psb_zcgs.o psb_zrgmres.o
 
-LIBMOD=psb_krylov_mod$(.mod)
+LIBMOD=psb_krylov_mod$(.mod) psb_prec_mod$(.mod)
 MODOBJS=$(LIBMOD:$(.mod)=.o)
-LOCAL_MODS=psb_prec_mod$(.mod)
+LOCAL_MODS=
 LOCAL_OBJS=$(LOCAL_MODS:$(.mod)=.o)
 OBJS=$(METHDOBJS) $(MODOBJS)
 LIBNAME=libmld_krylov.a

krylov/psb_prec_mod.F90

@@ -109,6 +109,9 @@ module psb_prec_mod
 
 #endif
   
+  integer, parameter :: psb_noprec_=mld_noprec_, psb_diag_=mld_diag_,&
+       & psb_bjac_=mld_bjac_
+
   interface psb_sizeof
     module procedure mld_dprec_sizeof, mld_zprec_sizeof, &
          & mld_dbaseprc_sizeof, mld_zbaseprc_sizeof