SUBROUTINE SN_IFSP  ( rimnem, cimnem, iret )
C************************************************************************
C* SN_IFSP								*
C*									*
C* This subroutine initializes the interface mnemonic arrays and sets   *
C* the pointers within COMMON / RINTFP / and COMMON / CINTFP /.		*
C*									*
C* SN_IFSP  ( RIMNEM, CIMNEM, IRET )					*
C*									*
C* Output parameters:							*
C*	RIMNEM (*)	CHAR*		Interface mnemonics for reals   *
C*	CIMNEM (*)	CHAR*		Interface mnemonics for chars   *
C*	IRET		INTEGER		Return code 			*
C*					  0 = normal return 		*
C*					 -1 = one or more pointers	*
C*					      could not be set 		*
C*									*
C**									*
C* Log:									*
C* C. Caruso Magee/NCEP 07/06                                           *
C************************************************************************
	INCLUDE		'GEMPRM.PRM'
	INCLUDE		'sncmn.cmn'
C*
	CHARACTER*(*)	rimnem (*), cimnem (*)
C*
	LOGICAL		allok
	INTEGER		iploc ( NRSIMN )
	CHARACTER	rifmn ( NRIMN )*8, cifmn ( NCIMN )*8
C*
C*	Establish equivalence between iploc ( ) and COMMON / RINTFP /
C*
	EQUIVALENCE	( iploc (1), iryear )
C*
	DATA	( rifmn ( i ), i = 1, NRIMN )
     +  /   'YEAR'  , 'MNTH'  , 'DAYS'  , 'HOUR'  , 'MINU'  ,
     +	    'SLAT'  , 'SLON'  , 'SELV'  , 'SRMK'  ,
     +	    'TOSD'  , 'TOSDQA', 'TOSDQR',                               
     +	    'SWEM'  , 'SWEMQA', 'SWEMQR',                               
     +	    'DOFS6' , 'DOFS6QA', 'DOSF6QR',                               
     +	    'SWEM6' , 'SWEM6QA', 'SWEM6QR',                               
     +	    'DOFS24' , 'DOFS24QA', 'DOFS24QR',                               
     +	    'SWEM24' , 'SWEM24QA', 'SWEM24QR'/                               
C*					Real interface mnemonics 
C*
	DATA	( cifmn ( i ), i = 1, NCIMN )
     +	/   'SNID'  , 'SPRVID', 
     +	    'TOSDQD', 'SWEMQD', 'DOFS6QD', 'SWEM6QD',
     +	    'DOFS24QD', 'SWEM24QD' /
C*					Character interface mnemonics 
C-----------------------------------------------------------------------
	iret = 0
C
C*	Initialize the interface mnemonics.
C
	DO i = 1, NRIMN
	    rimnem ( i ) = rifmn ( i )
	END DO
	DO i = 1, NCIMN
	    cimnem ( i ) = cifmn ( i )
	END DO 
C
C*	The logical variable "allok" is initially set to .true. but will
C*	be reset to .false. if any of the pointers cannot be set.
C
	allok = .true.
C
C*	Set the pointers for the single-level interface mnemonics.
C
	DO ii = 1, NRSIMN
	    CALL DC_IFFP  ( rimnem (ii), rimnem, NRIMN, allok,
     +			    iploc (ii), ier ) 
	END DO
C
	CALL DC_IFFP  ( 'SNID', cimnem, NCIMN, allok, icsnid, ier )
	CALL DC_IFFP  ( 'SPRVID', cimnem, NCIMN, allok, 
     +                  icsprvid  , ier )
	CALL DC_IFFP  ( 'TOSDQD', cimnem, NCIMN, allok, ictosdqd, ier )
	CALL DC_IFFP  ( 'SWEMQD', cimnem, NCIMN, allok, icswemqd, ier )
	CALL DC_IFFP  ( 'DOFS6QD', cimnem, NCIMN, allok, 
     +                  icdofs6qd, ier )
	CALL DC_IFFP  ( 'SWEM6QD', cimnem, NCIMN, allok, 
     +                  icswem6qd, ier )
	CALL DC_IFFP  ( 'DOFS24QD', cimnem, NCIMN, allok, 
     +                  icdofs24qd, ier )
	CALL DC_IFFP  ( 'SWEM24QD', cimnem, NCIMN, allok, 
     +                  icswem24qd, ier )
C
C*	Were all of the pointers properly set?
C
	IF  ( .not. allok ) THEN
	    iret = -1
	END IF
C*
	RETURN
	END