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NAME
     Mat_VarGetNumberOfFields — Gets the number of fields for a structure variable.


SYNOPSIS
     #include <matio.h>

     unsigned
     Mat_VarGetNumberOfFields(matvar_t *matvar);


DESCRIPTION
     The Mat_VarGetNumberOfFields() function returns the number of fields for the structure
     variable matvar.


RETURN VALUES
     The number of fields will be returned on success, and 0 otherwise.  Note also that a
     structure can validly contain 0 fields.


SEE ALSO
     Mat_VarGetStructFieldnames(3)