diff --git i/src/bin/pg_dump/pg_backup_files.c w/src/bin/pg_dump/pg_backup_files.c
index a7fd91d..32b2a32 100644
--- i/src/bin/pg_dump/pg_backup_files.c
+++ w/src/bin/pg_dump/pg_backup_files.c
@@ -293,27 +293,32 @@ _PrintFileData(ArchiveHandle *AH, char *filename, RestoreOptions *ropt)
 {
 	char		buf[4096];
 	size_t		cnt;
+#ifdef HAVE_LIBZ
+	gzFile		fh;
+#else
+	FILE	   *fh;
+#endif
 
 	if (!filename)
 		return;
 
 #ifdef HAVE_LIBZ
-	AH->FH = gzopen(filename, "rb");
+	fh = gzopen(filename, "rb");
 #else
-	AH->FH = fopen(filename, PG_BINARY_R);
+	fh = fopen(filename, PG_BINARY_R);
 #endif
 
-	if (AH->FH == NULL)
+	if (!fh)
 		die_horribly(AH, modulename, "could not open input file \"%s\": %s\n",
 					 filename, strerror(errno));
 
-	while ((cnt = GZREAD(buf, 1, 4095, AH->FH)) > 0)
+	while ((cnt = GZREAD(buf, 1, 4095, fh)) > 0)
 	{
 		buf[cnt] = '\0';
 		ahwrite(buf, 1, cnt, AH);
 	}
 
-	if (GZCLOSE(AH->FH) != 0)
+	if (GZCLOSE(fh) != 0)
 		die_horribly(AH, modulename, "could not close data file after reading\n");
 }