Should I convert FORTRAN code to C?

[Steven Ryan]

>> > type.  Complex is more than just a pair of reals, [...]
>> 
>> It's both more and less powerful.  To put it another way, FORTRAN's
>> COMPLEX data type is NOT an adequate replacement for the ability to
>> define custom data types.

C does not provide custom data types either. It permits new structures,
but those are not orthogonal to the primitive types: no new operators,
no new casts, (on some implementation) no new assignments, ...