Code:
gcc -E -P headers.c
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef short __int16_t;
typedef unsigned short __uint16_t;
typedef int __int32_t;
typedef unsigned int __uint32_t;
typedef long long __int64_t;
typedef unsigned long long __uint64_t;
typedef long __darwin_intptr_t;
typedef unsigned int __darwin_natural_t;
typedef int __darwin_ct_rune_t;
typedef union {
char __mbstate8[128];
long long _mbstateL;
} __mbstate_t;
typedef __mbstate_t __darwin_mbstate_t;
typedef long int __darwin_ptrdiff_t;
typedef long unsigned int __darwin_size_t;
typedef __builtin_va_list __darwin_va_list;
typedef int __darwin_wchar_t;
typedef __darwin_wchar_t __darwin_rune_t;
typedef int __darwin_wint_t;
typedef unsigned long __darwin_clock_t;
typedef __uint32_t __darwin_socklen_t;
typedef long __darwin_ssize_t;
typedef long __darwin_time_t;
struct __darwin_pthread_handler_rec
{
void (*__routine)(void *);
void *__arg;
struct __darwin_pthread_handler_rec *__next;
};
struct _opaque_pthread_attr_t { long __sig; char __opaque[56]; };
struct _opaque_pthread_cond_t { long __sig; char __opaque[40]; };
struct _opaque_pthread_condattr_t { long __sig; char __opaque[8]; };
struct _opaque_pthread_mutex_t { long __sig; char __opaque[56]; };
struct _opaque_pthread_mutexattr_t { long __sig; char __opaque[8]; };
struct _opaque_pthread_once_t { long __sig; char __opaque[8]; };
struct _opaque_pthread_rwlock_t { long __sig; char __opaque[192]; };
struct _opaque_pthread_rwlockattr_t { long __sig; char __opaque[16]; };
struct _opaque_pthread_t { long __sig; struct __darwin_pthread_handler_rec *__cleanup_stack; char __opaque[1168]; };
typedef __int64_t __darwin_blkcnt_t;
typedef __int32_t __darwin_blksize_t;
typedef __int32_t __darwin_dev_t;
typedef unsigned int __darwin_fsblkcnt_t;
typedef unsigned int __darwin_fsfilcnt_t;
typedef __uint32_t __darwin_gid_t;
typedef __uint32_t __darwin_id_t;
typedef __uint64_t __darwin_ino64_t;
typedef __darwin_ino64_t __darwin_ino_t;
typedef __darwin_natural_t __darwin_mach_port_name_t;
typedef __darwin_mach_port_name_t __darwin_mach_port_t;
typedef __uint16_t __darwin_mode_t;
typedef __int64_t __darwin_off_t;
typedef __int32_t __darwin_pid_t;
typedef struct _opaque_pthread_attr_t
__darwin_pthread_attr_t;
typedef struct _opaque_pthread_cond_t
__darwin_pthread_cond_t;
typedef struct _opaque_pthread_condattr_t
__darwin_pthread_condattr_t;
typedef unsigned long __darwin_pthread_key_t;
typedef struct _opaque_pthread_mutex_t
__darwin_pthread_mutex_t;
typedef struct _opaque_pthread_mutexattr_t
__darwin_pthread_mutexattr_t;
typedef struct _opaque_pthread_once_t
__darwin_pthread_once_t;
typedef struct _opaque_pthread_rwlock_t
__darwin_pthread_rwlock_t;
typedef struct _opaque_pthread_rwlockattr_t
__darwin_pthread_rwlockattr_t;
typedef struct _opaque_pthread_t
*__darwin_pthread_t;
typedef __uint32_t __darwin_sigset_t;
typedef __int32_t __darwin_suseconds_t;
typedef __uint32_t __darwin_uid_t;
typedef __uint32_t __darwin_useconds_t;
typedef unsigned char __darwin_uuid_t[16];
typedef char __darwin_uuid_string_t[37];
typedef int __darwin_nl_item;
typedef int __darwin_wctrans_t;
typedef __uint32_t __darwin_wctype_t;
typedef __darwin_va_list va_list;
typedef __darwin_off_t off_t;
typedef __darwin_size_t size_t;
typedef __darwin_off_t fpos_t;
struct __sbuf {
unsigned char *_base;
int _size;
};
struct __sFILEX;
typedef struct __sFILE {
unsigned char *_p;
int _r;
int _w;
short _flags;
short _file;
struct __sbuf _bf;
int _lbfsize;
void *_cookie;
int (*_close)(void *);
int (*_read) (void *, char *, int);
fpos_t (*_seek) (void *, fpos_t, int);
int (*_write)(void *, const char *, int);
struct __sbuf _ub;
struct __sFILEX *_extra;
int _ur;
unsigned char _ubuf[3];
unsigned char _nbuf[1];
struct __sbuf _lb;
int _blksize;
fpos_t _offset;
} FILE;
extern FILE *__stdinp;
extern FILE *__stdoutp;
extern FILE *__stderrp;
void clearerr(FILE *);
int fclose(FILE *);
int feof(FILE *);
int ferror(FILE *);
int fflush(FILE *);
int fgetc(FILE *);
int fgetpos(FILE * , fpos_t *);
char *fgets(char * , int, FILE *);
FILE *fopen(const char * , const char * ) __asm("_" "fopen" );
int fprintf(FILE * , const char * , ...) ;
int fputc(int, FILE *);
int fputs(const char * , FILE * ) __asm("_" "fputs" );
size_t fread(void * , size_t, size_t, FILE * );
FILE *freopen(const char * , const char * ,
FILE * ) __asm("_" "freopen" );
int fscanf(FILE * , const char * , ...) ;
int fseek(FILE *, long, int);
int fsetpos(FILE *, const fpos_t *);
long ftell(FILE *);
size_t fwrite(const void * , size_t, size_t, FILE * ) __asm("_" "fwrite" );
int getc(FILE *);
int getchar(void);
char *gets(char *);
extern const int sys_nerr;
extern const char *const sys_errlist[];
void perror(const char *);
int printf(const char * , ...) ;
int putc(int, FILE *);
int putchar(int);
int puts(const char *);
int remove(const char *);
int rename (const char *, const char *);
void rewind(FILE *);
int scanf(const char * , ...) ;
void setbuf(FILE * , char * );
int setvbuf(FILE * , char * , int, size_t);
int sprintf(char * , const char * , ...) ;
int sscanf(const char * , const char * , ...) ;
FILE *tmpfile(void);
char *tmpnam(char *);
int ungetc(int, FILE *);
int vfprintf(FILE * , const char * , va_list) ;
int vprintf(const char * , va_list) ;
int vsprintf(char * , const char * , va_list) ;
int asprintf(char **, const char *, ...) ;
int vasprintf(char **, const char *, va_list) ;
char *ctermid(char *);
char *ctermid_r(char *);
FILE *fdopen(int, const char *) __asm("_" "fdopen" );
char *fgetln(FILE *, size_t *);
int fileno(FILE *);
void flockfile(FILE *);
const char
*fmtcheck(const char *, const char *);
int fpurge(FILE *);
int fseeko(FILE *, off_t, int);
off_t ftello(FILE *);
int ftrylockfile(FILE *);
void funlockfile(FILE *);
int getc_unlocked(FILE *);
int getchar_unlocked(void);
int getw(FILE *);
int pclose(FILE *);
FILE *popen(const char *, const char *) __asm("_" "popen" );
int putc_unlocked(int, FILE *);
int putchar_unlocked(int);
int putw(int, FILE *);
void setbuffer(FILE *, char *, int);
int setlinebuf(FILE *);
int snprintf(char * , size_t, const char * , ...) ;
char *tempnam(const char *, const char *) __asm("_" "tempnam" );
int vfscanf(FILE * , const char * , va_list) ;
int vscanf(const char * , va_list) ;
int vsnprintf(char * , size_t, const char * , va_list) ;
int vsscanf(const char * , const char * , va_list) ;
FILE *zopen(const char *, const char *, int);
FILE *funopen(const void *,
int (*)(void *, char *, int),
int (*)(void *, const char *, int),
fpos_t (*)(void *, fpos_t, int),
int (*)(void *));
int __srget(FILE *);
int __svfscanf(FILE *, const char *, va_list) ;
int __swbuf(int, FILE *);
static __inline int __sputc(int _c, FILE *_p) {
if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
return (*_p->_p++ = _c);
else
return (__swbuf(_c, _p));
}
extern int __sprintf_chk (char * , int, size_t,
const char * , ...)
;
extern int __snprintf_chk (char * , size_t, int, size_t,
const char * , ...)
;
extern int __vsprintf_chk (char * , int, size_t,
const char * , va_list)
;
extern int __vsnprintf_chk (char * , size_t, int, size_t,
const char * , va_list)
;
int anotherFunc(int n);
int main()
{
int myVal = 5;
int myValDoubled = (myVal * 2);
return 0;
}