diff -urN /usr/ports/audio/csound/Makefile audio/csound/Makefile
--- /usr/ports/audio/csound/Makefile	2012-06-01 15:57:14.000000000 +0900
+++ audio/csound/Makefile	2012-06-02 04:39:35.000000000 +0900
@@ -6,10 +6,9 @@
 #
 
 PORTNAME=	csound
-PORTVERSION=	5.17.6
-PORTREVISION=	1
+PORTVERSION=	5.17.11
 CATEGORIES=	audio lang
-MASTER_SITES=	SF/${PORTNAME}/${PORTNAME}5/${PORTNAME}${PORTVERSION:R} \
+MASTER_SITES=	SF/${PORTNAME}/${PORTNAME}5/${PORTNAME}${PORTVERSION} \
 		SF/${PORTNAME}/${PORTNAME}5/${PORTNAME}${PORTVERSION:R}/manual:manual
 DISTNAME=	${PORTNAME:S/c/C/}${PORTVERSION}
 DISTFILES=	${DISTNAME}${EXTRACT_SUFX}
@@ -27,11 +26,16 @@
 		${LOCALBASE}/bin/flex:${PORTSDIR}/textproc/flex
 LIB_DEPENDS=	sndfile.1:${PORTSDIR}/audio/libsndfile
 
-OPTIONS_DEFINE=	ALSA LADSPA FLUIDSYNTH JACK OSC PORTAUDIO PULSEAUDIO FLTK
-OPTIONS_DEFAULT=	FLTK
-FLTK_DESC=		Build FLTK plugin and GUI
-OSC_DESC=		Build OSC opcodes
-FLUIDSYNTH_DESC=	Build FluidSynth opcodes
+OPTIONS_DEFINE=	ALSA DSSI FLUIDSYNTH JACK OSC PORTAUDIO PULSEAUDIO FLTK
+OPTIONS_DEFAULT=FLTK
+ALSA_DESC=	Build ALSA I/O module
+DSSI_DESC=	Build DSSI/LADSPA host opcodes
+FLUIDSYNTH_DESC=Building FluidSynth opcodes
+JACK_DESC=	Build Jack I/O module and opcodes
+OSC_DESC=	Build OSC opcodes
+PORTAUDIO_DESC=	Build the PortAudio I/O module
+PULSEAUDIO_DESC=Build the PulseAudio I/O module
+FLTK_DESC=	Build FLTK plugin and GUI
 
 CONFLICTS_INSTALL=	outguess-*
 
@@ -64,14 +68,14 @@
 ALSA_H=		##alsa/asoundlib.h##
 .endif
 
-.if ${PORT_OPTIONS:MLADSPA}
+.if ${PORT_OPTIONS:MDSSI}
 BUILD_DEPENDS+=	dssi>=0:${PORTSDIR}/audio/dssi
 RUN_DEPENDS+=	dssi>=0:${PORTSDIR}/audio/dssi
-SCONS_ARGS+=	buildLADSPA=1
-PLIST_SUB+=	LADSPA=""
+SCONS_ARGS+=	buildDSSI=1
+PLIST_SUB+=	DSSI=""
 .else
-SCONS_ARGS+=	buildLADSPA=0
-PLIST_SUB+=	LADSPA="@comment "
+SCONS_ARGS+=	buildDSSI=0
+PLIST_SUB+=	DSSI="@comment "
 .endif
 
 .if ${PORT_OPTIONS:MFLUIDSYNTH}
@@ -185,12 +189,8 @@
 		s| pthread | |" ${WRKSRC}/SConstruct
 	@${REINPLACE_CMD} -e "s|<portaudio.h>|<portaudio2/portaudio.h>|" \
 		${WRKSRC}/InOut/rtpa.c
-	@${REINPLACE_CMD} -e "s|linux/if.h|sys/socket.h|" \
+	@${REINPLACE_CMD} -e "s|linux/if.h|sys/types.h|" \
 		${WRKSRC}/OOps/remote.c
-	@${REINPLACE_CMD} -e "s|values.h|limits.h|" \
-		${WRKSRC}/Opcodes/cpumeter.c
-	@${REINPLACE_CMD} -e "s|malloc.h|stdlib.h|" \
-		${WRKSRC}/frontends/CsoundAC/Counterpoint.hpp
 
 post-install:
 	@${LN} -sf libcsound64.so.5 ${PREFIX}/lib/libcsound64.so
diff -urN /usr/ports/audio/csound/distinfo audio/csound/distinfo
--- /usr/ports/audio/csound/distinfo	2012-04-22 03:48:40.000000000 +0900
+++ audio/csound/distinfo	2012-05-31 02:30:14.000000000 +0900
@@ -1,4 +1,4 @@
-SHA256 (csound/Csound5.17.6.tar.gz) = d161acddb4a419fc15097e4f508b7b4e09fadb25b72906cf4f485ca9415fe6d1
-SIZE (csound/Csound5.17.6.tar.gz) = 9132954
+SHA256 (csound/Csound5.17.11.tar.gz) = a86595c4328b63e9b37205b40bf1441182a453451b0ea20558a7777dbc0380b7
+SIZE (csound/Csound5.17.11.tar.gz) = 9152189
 SHA256 (csound/Csound5.17_manual_html.zip) = cad3ee307c801c972d9d5f626a79c88dddda6872d8a4af64dd4f3edfe7c0f626
 SIZE (csound/Csound5.17_manual_html.zip) = 9621312
diff -urN /usr/ports/audio/csound/files/patch-H__sysdep.h audio/csound/files/patch-H__sysdep.h
--- /usr/ports/audio/csound/files/patch-H__sysdep.h	1970-01-01 09:00:00.000000000 +0900
+++ audio/csound/files/patch-H__sysdep.h	2012-05-31 11:20:00.000000000 +0900
@@ -0,0 +1,26 @@
+--- H/sysdep.h.orig	2012-05-29 02:41:30.000000000 +0900
++++ H/sysdep.h	2012-05-31 11:19:28.000000000 +0900
+@@ -96,7 +96,11 @@
+   #define EXP exp
+   #define LOG log
+   #define LOG10 log10
++#if __FreeBSD_version <= 704100 || (__FreeBSD_version >= 800000 && __FreeBSD_version < 802502) || (__FreeBSD_version >= 900000 && __FreeBSD_version < 900027)
++  #define LOG2(x) (log(x) / log(2))
++#else
+   #define LOG2 log2
++#endif
+   #define POWER pow
+   #define SQRT sqrt
+   #define HYPOT hypot
+@@ -122,7 +126,11 @@
+   #define EXP expf
+   #define LOG logf
+   #define LOG10 log10f
++#if __FreeBSD_version <= 704100 || (__FreeBSD_version >= 800000 && __FreeBSD_version < 802502) || (__FreeBSD_version >= 900000 && __FreeBSD_version < 900027)
++  #define LOG2(x) (logf(x) / logf(2))
++#else
+   #define LOG2 log2f
++#endif
+   #define POWER powf
+   #define SQRT sqrtf
+   #define HYPOT hypotf
diff -urN /usr/ports/audio/csound/files/patch-Opcodes__tl__fractalnoise.cpp audio/csound/files/patch-Opcodes__tl__fractalnoise.cpp
--- /usr/ports/audio/csound/files/patch-Opcodes__tl__fractalnoise.cpp	2012-02-20 08:25:15.000000000 +0900
+++ audio/csound/files/patch-Opcodes__tl__fractalnoise.cpp	1970-01-01 09:00:00.000000000 +0900
@@ -1,18 +0,0 @@
---- Opcodes/tl/fractalnoise.cpp.orig	2012-02-06 20:21:34.000000000 +0900
-+++ Opcodes/tl/fractalnoise.cpp	2012-02-08 00:36:44.000000000 +0900
-@@ -34,6 +34,7 @@
-     return int(((unsigned int)x) >> n);
- }
- 
-+#if 0
- /* VECTOR INTRINSICS */
- 
- inline void *aligned_calloc(size_t nmemb, size_t size)
-@@ -41,6 +42,7 @@
-     return (void*)((unsigned long)(calloc((nmemb*size)+15,
-                                           (sizeof(char)))+15) & 0xfffffff0);
- }
-+#endif
- 
- /* ABSTRACT USER INTERFACE */
- 
diff -urN /usr/ports/audio/csound/pkg-plist audio/csound/pkg-plist
--- /usr/ports/audio/csound/pkg-plist	2012-06-01 15:57:14.000000000 +0900
+++ audio/csound/pkg-plist	2012-06-01 19:11:06.000000000 +0900
@@ -53,7 +53,7 @@
 lib/csound/plugins64/libcontrol.so
 lib/csound/plugins64/libcs_date.so
 lib/csound/plugins64/libdoppler.so
-%%LADSPA%%lib/csound/plugins64/libdssi4cs.so
+%%DSSI%%lib/csound/plugins64/libdssi4cs.so
 lib/csound/plugins64/libfareygen.so
 %%FLUIDSYNTH%%lib/csound/plugins64/libfluidOpcodes.so
 lib/csound/plugins64/libfractalnoise.so