Intro(4) File Formats Intro(4)NAMEIntro, intro - introduction to file formatsDESCRIPTIONThis section outlines the formats of various files. The C structure declarations for the file formats are given where applicable. Usually, the headers containing these structure declarations can be found in the directories /usr/include or /usr/include/sys. For inclusion in C language programs, however, the syntax #include <filename.h> or #include <sys/filename.h> should be used. SunOS 5.11 16 Apr 2003 Intro(4)