LSB-conforming applications shall use the data representation as defined in Chapter 3 of the System V Application Binary Interface - Intel386 Architecture Processor Supplement.
In addition to the fundamental types specified in Chapter 3 of the System V Application Binary Interface - Intel386 Architecture, a 64 bit data type is defined here.
Table 2-1. Scalar Types
|Type||C||sizeof||Alignment (bytes)||IntelI386 Architecture|
|Integral||long long||8||4||signed double word|
|signed long long|
|unsigned long long||8||4||unsigned double word|