Fix build and clean up, mostly by renaming patches.

Interestingly, the build failure and one of the sed commands in the post-patch
target were both due to problems introduced by one of the patches.

audio/maplay/Makefile

@@ -6,7 +6,6 @@ PORTVERSION=	1.2
 CATEGORIES=	audio
 MASTER_SITES=	ftp://ftp.tnt.uni-hannover.de/pub/MPEG/audio/other-servers/Maplay-Mirror/
 DISTNAME=	${PORTNAME}${PORTVERSION:S/./_/}
-EXTRACT_SUFX=	.tar.Z
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	MPEG audio player/decoder decoding layer I and II MPEG audio streams
@@ -14,20 +13,16 @@ COMMENT=	MPEG audio player/decoder decoding layer I and II MPEG audio streams
 LICENSE=	GPLv2
 
 NO_WRKSUBDIR=	yes
+USES=		tar:Z
 
 PLIST_FILES=	bin/maplay
 PORTDOCS=	README
 
 OPTIONS_DEFINE=	DOCS
 
-post-patch:
-	@${REINPLACE_CMD} -e 's,^main,int main,g' ${WRKSRC}/maplay.cc
-	@${REINPLACE_CMD} -e 's,machine/soundcard.h,sys/soundcard.h,' \
-		${WRKSRC}/configuration.sh
-
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/maplay ${STAGEDIR}${PREFIX}/bin
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
-	${INSTALL_DATA} ${WRKSRC}/README ${STAGEDIR}${DOCSDIR}/
+	${INSTALL_DATA} ${WRKSRC}/README ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>

audio/maplay/files/patch-configuration.sh

@@ -9,13 +9,13 @@
 +   FreeBSD*)
 +      COMPILER='${CXX}'
 +      if [ ${ARCH} = "i386" ]; then
-+        COMPILERFLAGS='-m486 -DLINUX -DDAMN_INTEL_BYTE_ORDER'
++        COMPILERFLAGS='-DLINUX -DDAMN_INTEL_BYTE_ORDER'
 +      else
 +        COMPILERFLAGS='-DLINUX'
 +      fi
 +      INCLUDEDIRS=
 +      LIBRARIES= 
-+      AUDIO_INCLUDES='#include <machine/soundcard.h>' ;;
++      AUDIO_INCLUDES='#include <sys/soundcard.h>' ;;
     Linux*)
        COMPILER=g++
        COMPILERFLAGS='-O2 -m486 -funroll-loops -DLINUX -DDAMN_INTEL_BYTE_ORDER'

audio/maplay/files/patch-maplay.cc

@@ -1,5 +1,5 @@
---- maplay.cc.orig	Thu Jun 23 22:14:36 1994
+--- maplay.cc.orig	1994-06-23 08:14:36.000000000 -0400
-+++ maplay.cc	Thu Nov 21 16:40:21 2002
++++ maplay.cc	2014-07-27 09:22:27.000000000 -0400
 @@ -39,8 +39,8 @@
  #include <stdlib.h>
  #include <string.h>
@@ -34,8 +34,12 @@
  static real scalefactor;
  
  // data extracted from header of first frame:
-@@ -93,12 +92,12 @@
+@@ -90,15 +89,15 @@
- main (int argc, char *argv[])
+ }
+ 
+ 
+-main (int argc, char *argv[])
++int main (int argc, char *argv[])
  {
    int i;
 -  bool read_ready = False, write_ready = False;