17d
#include <stdio.h>
#include <stdlib.h>
#include <pcx.h>

int main(int argc, char **argv)
{
    RGB *pcxdata;
    int w, h;

    if (argc == 1) {
	fprintf(stderr, "usage: pcx2ppm file\n");
	exit(1);
    }

    if (! (pcxdata = read_pcx(argv[1], &w, &h)))
	exit(1);

    printf("P6\n%d %d\n255\n", w, h);
    fwrite(pcxdata, 1, w * sizeof(RGB) * h, stdout);
}
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