__FB_GUI__

Intrinsic define (macro value) set by the compiler

Syntax
   __FB_GUI__

Description
   __FB_GUI__ indicates if the executable subsystem option '-s gui' was 
   specified on the command line at the time of compilation.

   Returns non-zero (-1) if the executable subsystem option '-s gui' was 
   specified. Returns zero (0) otherwise (no executable subsystem option 
   specified, or executable subsystem option '-s console' specified).

Example
   #if __FB_GUI__ <> 0
         #print Executable subsystem: gui
   #else 
         #print Executable subsystem: console
   #endif

Version
   * Since fbc 1.06.0

Platform Differences
   * Supported on Windows and Cygwin only.

Differences from QB
   * New to FreeBASIC

See also
   * Compiler Option: -s

