The following code:
char* myreader(int fd){
int cmp = 0;
char c;
while(read(fd, &c, 1) == 1 && c!= '
') cmp++;
char *ch = (char*) malloc (cmp+1);
lseek(fd, 0, SEEK_SET);
read(fd, ch, cmp);
ch[cmp] = 0;
return ch;
}

Question

The following code: 
 char* myreader(int fd){  
     int cmp = 0;  
     char c;  
     while(read(fd, &c, 1) == 1 && c!= '
') cmp++;  
     char *ch = (char*) malloc (cmp+1);  
     lseek(fd, 0, SEEK_SET);  
     read(fd, ch, cmp);  
     ch[cmp] = 0;  
     return ch;  
 }

Answer

compares the first two lines of the open file with the file descriptor  id

Answer

reads a single line of the file opened with the file descriptor  id

Answer

deletes the first line of the file opened with the file descriptor  id

Answer

moves the character id to the beginning of the line of the file opened with the file descriptor  id

Crowdly

The following code: char* myreader(int fd){ int cmp = 0; char c;...

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