Return and argument types are indicated by the single-character codes shown in the following table, which correspond directly to the return types described in Custom function return type formats. The return type must be one of these characters.
The arguments are specified as a list of characters, one character per argument, without intervening spaces or commas. The characters must be uppercase.
| Character | Meaning |
|---|---|
C |
Signed char |
B |
Unsigned char |
I |
Signed short integer |
W |
Unsigned short integer |
L |
Signed long integer |
U |
Unsigned long integer |
P |
Far pointer |
F |
Floating point precision |
D |
Double-precision floating point |
S |
Handle to string (as return type) or far pointer to string (as argument) |
V |
Void |