remove afgets

Signed-off-by: Hiltjo Posthuma <hiltjo@codemadness.org>

util/afgets.c

@@ -1,28 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "../text.h"
-#include "../util.h"
-
-char *
-afgets(char **p, size_t *size, FILE *fp)
-{
-	char buf[BUFSIZ];
-	size_t n, len = 0;
-
-	while(fgets(buf, sizeof buf, fp)) {
-		len += (n = strlen(buf));
-		if(len+1 > *size && !(*p = realloc(*p, len+1)))
-			eprintf("realloc:");
-
-		memcpy(&(*p)[len-n], buf, n);
-		(*p)[len] = '\0';
-
-		if(buf[n-1] == '\n' || feof(fp))
-			break;
-	}
-
-	return (len > 0) ? *p : NULL;
-}