8 #include <stdio.h>

     8 #include <stdio.h>

     9 #include <stdlib.h>

     9 #include <stdlib.h>

    10 #include <sys/wait.h>

    10 #include <sys/wait.h>

    11 #include <unistd.h>

    11 #include <unistd.h>

    12 

    12 

    14 

    14 

    15 static void

    15 static void

    16 bad_malloc(unsigned int size)

    16 bad_malloc(unsigned int size)

    17 {

    17 {

    18 	fprintf(stderr, "fatal: could not malloc() %d bytes\n",

    18 	fprintf(stderr, "fatal: could not malloc() %d bytes\n",

    19 			(int) size);

    19 			(int) size);

    20 	exit(1);

    20 	exit(1);

    21 }

    21 }

    22 

    22 

    24 

    24 

    25 void *

    25 void *

    26 emallocz(unsigned int size)

    26 emallocz(unsigned int size)

    27 {

    27 {

    28 	void *res = calloc(1, size);

    28 	void *res = calloc(1, size);