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About This Book

This section explains how informatoin is organized and presented in this book.

Organization of This Book

This book is organized as follows:

Typographic Conventions

Typographic Conventions shows the typographic styles used in this document.

Typographic Conventions

Special ElementSample of Typography
Document title SNAP-IX HLLAPI Programmer's Guide
File or path name com.cfg
Directory name /opt/tn3270/X11fonts
Program or application tncfgtcp
Command or Solaris utility vi
Option or flag
Parameter tn3270_support
Name of a TN3270 configuration record host record
Constant IBM-DYNAMIC
Return value System limit
Variable representing a supplied value devicename
Environment variable PATH
User input file1.trc:file2.trc
Computer output
 3270     Message 0-26, Subcode:0
Descriptive phrase about a line of code
12:17:28 GMT 11 Nov 1996 
Timestamp
Function Set Session Parameters
Hexadecimal value 0x20
3270 key ENTER
Keyboard keys Up
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