• DB_EXISTS
• DBLARR
• DCINDGEN
• DCOMPLEX
• DCOMPLEXARR
• DEFINE_KEY
• DEFINE_MSGBLK
• DEFINE_MSGBLK_FROM_FILE
• DEFROI
• DEFSYSV
• DELVAR
• DENDRO_PLOT Procedure
• DENDROGRAM
• DERIV
• DERIVSIG
• DETERM
• DEVICE Procedure
• DFPMIN
• DIAG_MATRIX
• DIALOG_COLORGRADIENT
• DIALOG_COLORPICKER
• DIALOG_DBCONNECT
• DIALOG_MESSAGE
• DIALOG_PICKFILE
• DIALOG_PRINTERSETUP
• DIALOG_PRINTJOB
• DIALOG_READ_IMAGE
• DIALOG_WRITE_IMAGE
• DICTIONARY
• DIGITAL_FILTER
• DILATE
• DINDGEN
• DISSOLVE
• DIST
• DISTANCE_MEASURE
• DLM_LOAD
• DLM_REGISTER
• DOC_LIBRARY
• DOUBLE
• DRAW_ROI Procedure