Juan 30/11/2023:Rules.LXarm.mk , Bug on parallel I/O due to mnh_expand ,...

Juan 30/11/2023:Rules.LXarm.mk , Bug on parallel I/O due to mnh_expand , missing -DMNH=MNH, to generate/managed correctly MNH file type

src/Rules.LXarm.mk

@@ -84,6 +84,8 @@ endif
 #  
 CC = armclang
 CXX = armclang++
+#CC = gcc
+#CXX = g++
 FC = armflang
 ifeq "$(VER_MPI)" "MPIAUTO"
 F90 = mpif90
@@ -110,7 +112,7 @@ CPPFLAGS_SURFEX    =
 CPPFLAGS_SURCOUCHE += -DDEV_NULL
 CPPFLAGS_RAD       =
 CPPFLAGS_NEWLFI    = -DSWAPIO -DLINUX -DLFI_INT=${LFI_INT}
-CPPFLAGS_MNH       = -DMNH -DSFX_MNH
+CPPFLAGS_MNH       = -DMNH=MNH -DSFX_MNH
 CPPFLAGS_MNH       += -imacros MNH_OPENACC_NV_CR.CPP
 CPPFLAGS_MNH       += -DMNH_EXPAND
 #