correct man page section

src/lib/libc/stdlib/Makefile.inc

@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile.inc,v 1.50 2014/04/21 13:17:32 deraadt Exp $
+#	$OpenBSD: Makefile.inc,v 1.51 2014/04/21 13:21:57 deraadt Exp $
 
 # stdlib sources
 .PATH: ${LIBCSRCDIR}/arch/${MACHINE_CPU}/stdlib ${LIBCSRCDIR}/stdlib
@@ -44,7 +44,7 @@ MLINKS+=insque.3 remque.3
 MLINKS+=labs.3 llabs.3
 MLINKS+=lsearch.3 lfind.3
 MLINKS+=malloc.3 free.3 malloc.3 realloc.3 malloc.3 calloc.3
-MLINKS+=malloc.3 mallocarray.5 malloc.3 cfree.3 malloc.3 malloc.conf.5
+MLINKS+=malloc.3 mallocarray.3 malloc.3 cfree.3 malloc.3 malloc.conf.5
 MLINKS+=qsort.3 heapsort.3 qsort.3 mergesort.3
 MLINKS+=radixsort.3 sradixsort.3
 MLINKS+=rand.3 srand.3 rand.3 rand_r.3