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--- contrib/iprange/iprange.c.orig	2014-06-27 14:01:26.020159479 -0500
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+++ contrib/iprange/iprange.c	2014-06-27 14:01:42.149275554 -0500
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@@ -111,7 +111,7 @@ static void usage(const char *argv0)
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 		"\n", argv0);
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 }
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-main(int argc, char **argv)
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+int main(int argc, char **argv)
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 {
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 	char line[MAXLINE];
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 	int l, lnum;
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@@ -198,4 +198,5 @@ main(int argc, char **argv)
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 			convert_range(sa, da, he, NULL);
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 		}
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 	}
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+	exit(0);
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 }