#ifndef __BOOT_ASM_H__
#define __BOOT_ASM_H__

/* Assembler macros to create x86 segments */

/* Normal...

...include "cpp/calypso.h"
 #include "expression.h"

+#ifndef _MSC_VER
 #include <unistd.h>
+#endif
+
 #include...

...of function declarations surrounded by

#ifdef __NT__
#ifndef __STDC__
// declarations
#endif
#endif

and it's...

...seen this before):

	// some evil .h file:
	...
	#ifndef someSillyStdLibMacro
	#define someSillyStdLibMacro myOwnBrokenImpl
	#endif

So if...

...thing today.... and it failed. wait what?!


#ifndef _XLIB_H_
#error Please include <X11/Xlib...

...basic_string.h:

	_CharT*
	_M_refcopy() throw()
	{
#ifndef _GLIBCXX_FULLY_DYNAMIC_STRING
	  if (__builtin_expect...

...based on code that is guarded by:

#ifndef _NDEBUG
//code that could be used for...

...a){

    *a = 9;

}
[/code]

and jol.h

#ifndef JOL_H
#define JOL_H
void tes...

...my code?  In C...

#include <stdio.h>
#ifndef SOMETHING
#define SOMETHING "bar"
#endif
int main...

...rats'-nest of #if's, #ifdef's, #ifndef's, and "functions" that aren't defined...