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C/C++ code:
typedef struct q931_h {
unsigned char raw[0];
u_int8_t pd; /* Protocol Discriminator */
#if __BYTE_ORDER == __BIG_ENDIAN
u_int8_t x0:4;
u_int8_t crlen:4;
#else
u_int8_t crlen:4;
u_int8_t x0:4;
#endif
u_int8_t contents[0];
u_int8_t crv[3];
} __attribute__ ((packed)) q931_h;


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error C2229: illegal zero-sized array
error C2143£ºsyntax error : missing ')' before '('
error C2091: function returns function
error C2059: syntax error : ')'

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error C2143: syntax error : missing ')' before '*'
error C2081: 'q931_h' : name in formal parameter list illegal
error C2143: syntax error : missing '{' before '*'
error C2059: syntax error : 'type'
error C2059: syntax error : ')'

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#include <stdio.h>
int main()
{
  char x, y, z;
  int i;
  int a[16];
  for(i=0; i<=16; i++)
  {
  a[i] = 0;
  ......

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/* Note:Your choice is C IDE

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#include <stdlib.h>
union
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int value;
struct
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  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

hp = gethostbyname("www.google.com");
if (hp)
{ ......

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