subroutines,
31 total:

ACOS    
ASSIGNMENT  
ATAN    
COS     
EXP     
GPSBEND  2
GPSBEND1  2,2
GPSBENDLAYER  2,2
GPSBENDUNIT  2
GPSBNDOPV  ,2
GPSBNDOPV1  4,2
GPSBVF  2,4
GPSBVFOPV  ,2
GPSCMP  2
GPSDEN  2,2
GPSDIFFASFD  2
GPSDIFFASFF  2
GPSDPRESS  
GPSHGTOPV  
GPSPW   3,4
GPSRADII  2
GPSREFOPV  4
GPSSTRUCT1SW  4,8
GPSSTRUCTZTD  8,8
GPSTEMOPV  
GPSWMROPV  
GPSZTDOPV  8,4
LOG     
OPERATOR  
SQRT    
TAN     

functions,
36 total:

GPSCOMPRESSIBILITY  2
GPSDIFFACOS  2
GPSDIFFATAN  2
GPSDIFFCOS  2
GPSDIFFDVDF  2
GPSDIFFDVFD  2
GPSDIFFDVFF  2
GPSDIFFDVFI  2
GPSDIFFDVIF  2
GPSDIFFEXP  2
GPSDIFFLOG  2
GPSDIFFMLDF  2
GPSDIFFMLFD  2
GPSDIFFMLFF  2
GPSDIFFMLFI  2
GPSDIFFMLIF  2
GPSDIFFPWDF  2
GPSDIFFPWFD  2
GPSDIFFPWFF  2
GPSDIFFPWFI  2
GPSDIFFPWIF  2
GPSDIFFSBDF  2
GPSDIFFSBFD  2
GPSDIFFSBFF  2
GPSDIFFSBFI  2
GPSDIFFSBIF  2
GPSDIFFSMDF  2
GPSDIFFSMFD  2
GPSDIFFSMFF  2
GPSDIFFSMFI  2
GPSDIFFSMIF  2
GPSDIFFSQR  2
GPSDIFFTAN  2
GPSGEOPOTENTIAL  ,4
GPSGRAVITYALT  26,2
GPSGRAVITYSRF  6

modules,
13 total:

MODGPS00BASE  29
MODGPS01CTMATH  2,2
MODGPS01CTPHYS  14,2
MODGPS02WGS84CONST  6,2
MODGPS02WGS84GRAV  12,4
MODGPS03DIFF  20,70
MODGPS04PROFILE  13,10
MODGPS04PROFILEZD  5,8
MODGPS05REFSTRUCT  2,8
MODGPS07GEOSTRUCT  2,12
MODGPS08REFOP  4,10
MODGPS08ZTDOP  3,10
MODGPS09BEND  4,6

includes,
13 total:

modgps00base.cdk90  
modgps01ctmath.cdk90  
modgps01ctphys.cdk90  
modgps02wgs84const.cdk90  
modgps02wgs84grav.cdk90  
modgps03diff.cdk90  
modgps04profile.cdk90  
modgps04profilezd.cdk90  
modgps05refstruct.cdk90  
modgps07geostruct.cdk90  
modgps08refop.cdk90  
modgps08ztdop.cdk90  
modgps09bend.cdk90