Apple

#import "Controller.h"

#import "Structs.h"

#import "Support.h"

#import "Notify.h"

//global variables

#define _BUFFERLENGTH 1000

char _buffer[_BUFFERLENGTH+1]; //for use by failure

//C-functions

int foobar(void) {return 0; }

error: nested functions are disabled, use ...

error: static declaration of 'foobar' follows non-static declaration

In Notify.h:

//#import "common.h"

#import "Mark.h"

//struct Mark;

//C-functions

//void alertPanel(NSString* title, const char* template, ...);

//void fatal(NSString* format, ...);

//void fatalOSErr(OSStatus errcode, NSString *msg);

void myLog(NSString* format, ...);

void myTerminate(void);

//void post(NSString* format, ...);

//void postError(NSString* format, ...);

void postLoudness(NSString *msg, Loudness* loudness, int indent);

void postMark(NSString *msg, Mark *mark, int indent);

//void postNoEOL(NSString* format, ...);

void postNote(NSString *msg, Note* note, int indent);

//void postPieceError(NSString* pieceText);

void postRest(NSString *msg, Rest* rest, int indent);

void postScale(NSString *msg, Scale* scale, int indent);

void postSubmark(NSString *msg, Mark* mark, int indent);

void postTempo(NSString *msg, Tempo* tempo, int indent);

void postMarkArray(NSString *msg, MarkArray *markArray, int indent);

NSString* typeToString(int elementType);

int foobar(void);

These are only two occurrences of the term "foobar" in my program.