Whitespace fix for portlint.

Set NO* or NO_* according to ${OSVERSION}

PR:             96420
Submitted by:   Rong-En Fan <rafan@infor.org>

graphics/png/Makefile

@@ -12,6 +12,7 @@ CATEGORIES=	graphics
 MASTER_SITES=	${MASTER_SITE_SOURCEFORGE}
 MASTER_SITE_SUBDIR=	lib${PORTNAME}
 DISTNAME=	lib${PORTNAME}-${PORTVERSION}
+
 PATCH_SITES=	${MASTER_SITES}
 #PATCH_SITE_SUBDIR=	${MASTER_SITE_SUBDIR}
 #PATCHFILES=

graphics/png/files/patch-aa

@@ -1,13 +1,17 @@
---- scripts/makefile.freebsd.orig	Sat May 18 18:46:45 2002
-+++ scripts/makefile.freebsd	Mon Apr 24 17:59:39 2006
-@@ -8,26 +8,26 @@
+--- scripts/makefile.freebsd.orig	Sat May 18 22:46:45 2002
++++ scripts/makefile.freebsd	Thu Apr 27 23:54:36 2006
+@@ -8,26 +8,31 @@
  LIB=		png
  SHLIB_MAJOR=	${SHLIB_VER}
  SHLIB_MINOR=	0
--NOPROFILE=	YES
--NOOBJ=          YES
++.if (${OSVERSION} > 600007)
 +NO_PROFILE=	YES
 +NO_OBJ=		YES
++.else
+ NOPROFILE=	YES
+-NOOBJ=          YES
++NOOBJ=		YES
++.endif
  
  # where make install puts libpng.a and png.h
 -DESTDIR=	${PREFIX}
@@ -36,7 +40,7 @@
  
  SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
  	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
-@@ -44,5 +44,23 @@
+@@ -44,5 +49,23 @@
  DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
  writelock:
  	chmod a-w *.[ch35] $(DOCS) scripts/*