include file: LWOPT3A 6
!     ------------------------------------------------------------------   LWOPT3A.2      
!     OPTIONS FOR 3A-RADIATION CODE: VERSION FOR LONGWAVE                  ADB2F404.1731   
!     CALCULATIONS.                                                        ADB2F404.1732   
!     (NOTE: LWOPT3A AND LWCAVR3A MUST BE CONSISTENT)                      ADB2F404.1733   
!                                                                          LWOPT3A.5      
      INTEGER                                                              LWOPT3A.6      
     &     I_2STREAM_LW                                                    LWOPT3A.7      
!             TWO-STREAM SCHEME                                            LWOPT3A.8      
     &   , I_GAS_OVERLAP_LW                                                LWOPT3A.9      
!             TREATMENT OF GASEOUS OVERLAPS                                LWOPT3A.10     
     &   , I_CLOUD_LW                                                      LWOPT3A.11     
!             TREATMENT OF CLOUDY OVERLAPS                                 LWOPT3A.12     
     &   , I_CLOUD_REPRESENTATION_LW                                       LWOPT3A.13     
!             REPRESENTATION OF CLOUDS                                     LWOPT3A.14     
     &   , I_SOLVER_LW                                                     LWOPT3A.15     
!             SOLVER SELECTED                                              LWOPT3A.16     
      LOGICAL                                                              LWOPT3A.19     
     &     L_IR_SOURCE_QUAD_LW                                             LWOPT3A.20     
!             REPRESENTATION OF THE IR-SOURCE TERM                         LWOPT3A.21     
     &   , L_MICROPHYSICS_LW                                               LWOPT3A.22     
!             FLAG FOR MICROPHYSICS IN LONG WAVE                           LWOPT3A.23     
     &   , L_LOCAL_CNV_PARTITION_LW                                        ADB1F405.1036   
!             FLAG TO PARTITION CONVECTIVE CLOUD USING THE                 ADB1F405.1037   
!             LOCAL TEMPERATURE.                                           ADB1F405.1038   
!     OPTIONS FOR TRACE GASES:                                             LWOPT3A.25     
      LOGICAL                                                              LWOPT3A.26     
     &     L_N2O_LW                                                        ADB2F404.1734   
!             FLAG FOR NITROUS OXIDE                                       LWOPT3A.28     
     &   , L_CH4_LW                                                        ADB2F404.1735   
!             FLAG FOR METHANE                                             LWOPT3A.30     
     &   , L_CFC11_LW                                                      ADB2F404.1736   
!             FLAG FOR CFC11                                               LWOPT3A.32     
     &   , L_CFC12_LW                                                      ADB2F404.1737   
!             FLAG FOR CFC12                                               LWOPT3A.34     
     &   , L_CFC113_LW                                                     ADB1F405.1039   
!             FLAG FOR CFC113                                              ADB1F405.1040   
     &   , L_HCFC22_LW                                                     ADB1F405.1041   
!             FLAG FOR HCFC22                                              ADB1F405.1042   
     &   , L_HFC125_LW                                                     ADB1F405.1043   
!             FLAG FOR HFC125                                              ADB1F405.1044   
     &   , L_HFC134A_LW                                                    ADB1F405.1045   
!             FLAG FOR HFC134A                                             ADB1F405.1046   
!                                                                          LWOPT3A.44     
!     TYPES OF DROPLETS OR ICE CRYSTALS USED FOR PARAMETRIZATIONS          LWOPT3A.45     
      INTEGER                                                              LWOPT3A.46     
     &     I_ST_WATER_LW                                                   LWOPT3A.47     
!             TYPE FOR STRATIFORM WATER                                    LWOPT3A.48     
     &   , I_CNV_WATER_LW                                                  LWOPT3A.49     
!             TYPE FOR CONVECTIVE WATER                                    LWOPT3A.50     
     &   , I_ST_ICE_LW                                                     LWOPT3A.51     
!             TYPE FOR STRATIFORM ICE                                      LWOPT3A.52     
     &   , I_CNV_ICE_LW                                                    LWOPT3A.53     
!             TYPE FOR CONVECTIVE ICE                                      LWOPT3A.54     
!                                                                          LWOPT3A.66     
!     ------------------------------------------------------------------   LWOPT3A.67