Index: src/backend/utils/adt/genfile.c
===================================================================
--- src/backend/utils/adt/genfile.c	(head)
+++ src/backend/utils/adt/genfile.c	(working copy)
@@ -136,7 +136,7 @@
 	FreeFile(file);
 	pfree(filename);
 
-	PG_RETURN_TEXT_P(buf);
+	PG_RETURN_BYTEA_P(buf);
 }
 
 /*
Index: src/include/catalog/pg_proc.h
===================================================================
--- src/include/catalog/pg_proc.h	(head)
+++ src/include/catalog/pg_proc.h	(working copy)
@@ -3290,7 +3290,7 @@
 
 DATA(insert OID = 2623 ( pg_stat_file		PGNSP PGUID 12 1 0 0 f f f t f v 1 0 2249 "25" "{25,20,1184,1184,1184,1184,16}" "{i,o,o,o,o,o,o}" "{filename,size,access,modification,change,creation,isdir}" _null_ pg_stat_file _null_ _null_ _null_ ));
 DESCR("return file information");
-DATA(insert OID = 2624 ( pg_read_file		PGNSP PGUID 12 1 0 0 f f f t f v 3 0 25 "25 20 20" _null_ _null_ _null_ _null_ pg_read_file _null_ _null_ _null_ ));
+DATA(insert OID = 2624 ( pg_read_file		PGNSP PGUID 12 1 0 0 f f f t f v 3 0 17 "25 20 20" _null_ _null_ _null_ _null_ pg_read_file _null_ _null_ _null_ ));
 DESCR("read text from a file");
 DATA(insert OID = 2625 ( pg_ls_dir			PGNSP PGUID 12 1 1000 0 f f f t t v 1 0 25 "25" _null_ _null_ _null_ _null_ pg_ls_dir _null_ _null_ _null_ ));
 DESCR("list all files in a directory");