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#include <stdio.h>
#include <stdlib.h>
 
int read_line(char buffer[],char dbuf[][])	{
	int i=0,b1=0,b2=0;
	while(buffer[i] != '\0')	{
		if(buffer[i] != '\n')	{
			dbuf[b1][b2++] = buffer[i++];
		}else	{
			++i;
			b2 = 0;
			dbuf[++b1][b2++] = buffer[i++];
		}
	}
	return 0;
}
 
int print_double_array(char dbuf[][])	{
	int i1,i2;
	for(i1 = 0; dbuf[i1][0] != '\0';i1++)	{
		for(i2 = 0; dbuf[i1][i2] != '\0'; i2++)	{
			printf("%c",dbuf[i1][i2]);
		}
		putchar('\n');
	}
	return 0;
}
 
int main(void)	{
	int i2,i1;
	FILE *fp = fopen("rpl","w");
	char buffer[100],dbuf[20][20];
	for(i1 = 0; i1<20; i1++)	{
		for(i2 = 0; i2 < 20; dbuf[i1][i2] = '\0');
	}
	fscanf(fp,"%s", buffer);
	read_line(buffer,dbuf);
	print_double_array(dbuf);
	return 0;
}
 

prog.c:4: error: array type has incomplete element type
prog.c:18: error: array type has incomplete element type
prog.c: In function ‘main’:
prog.c:37: error: type of formal parameter 2 is incomplete
prog.c:38: error: type of formal parameter 1 is incomplete
prog.c:36: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result

Standard output is empty