Creates an array datatype object.

Releases a datatype.

Commits a transient datatype to a file, creating a new named datatype.

Determines whether a datatype is a named type or a transient type.

Copies an existing datatype.

Creates a new datatype.

Creates a new enumeration datatype.

Inserts a new enumeration datatype member.

Returns the symbol name corresponding to a specified member of an enumeration datatype.

Returns the value corresponding to a specified member of an enumeration datatype.

Determines whether two datatype identifiers refer to the same datatype.

Retrieves sizes of array dimensions.

Returns the rank of an array datatype.

Returns the datatype class identifier.

Retrieves the character set type of a string datatype.

Retrieves the exponent bias of a floating-point type.

Retrieves floating point datatype bit field information.

Retrieves the internal padding type for unused bits in floating-point datatypes.

Returns datatype class of compound datatype member.

Retrieves the index of a compound or enumeration datatype member.

Retrieves the name of a compound or enumeration datatype member.

Retrieves the offset of a field of a compound datatype.

Returns the datatype of the specified member.

Returns the value of an enumeration datatype member.

Retrieves the number of elements in a compound or enumeration datatype.

Retrieves mantissa normalization of a floating-point datatype.

Retrieves the bit offset of the first significant bit.

Returns the byte order of an atomic datatype.

Retrieves the padding type of the least and most-significant bit padding.

Returns the precision of an atomic datatype.

Retrieves the sign type for an integer type.

Returns the size of a datatype.

Retrieves the storage mechanism for a string datatype.

Returns the base datatype from which a datatype is derived.

Adds a new member to a compound datatype.

Determines whether datatype is a variable-length string.

Locks a datatype.

Opens a named datatype.

Sets character set to be used.

Sets the exponent bias of a floating-point type.

Sets locations and sizes of floating point bit fields.

Fills unused internal floating point bits.

Sets the mantissa normalization of a floating-point datatype.

Sets the bit offset of the first significant bit.

Sets the byte order of a datatype.

Sets the least and most-significant bits padding types.

Sets the precision of an atomic datatype.

Sets the sign property for an integer type.

Sets the total size for an atomic datatype.

Defines the storage mechanism for character strings.

Creates a new variable-length datatype.