diff --git a/games/opentyrian/Makefile b/games/opentyrian/Makefile
index acb39e5268b9..2b9094d57f9b 100644
--- a/games/opentyrian/Makefile
+++ b/games/opentyrian/Makefile
@@ -1,55 +1,56 @@
 # Created by: Dmitry Marakasov <amdmi3@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	opentyrian
 PORTVERSION=	2.1.20130907
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	games
 MASTER_SITES=	https://bitbucket.org/opentyrian/opentyrian/get/ \
 		http://mirror.amdmi3.ru/distfiles/${DIST_SUBDIR}/
 DISTNAME=	${PORTVERSION}
 DIST_SUBDIR=	opentyrian
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	Arcade-style vertical scrolling shooter
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTNAME}-77a8715634e3
-
 USES=		gmake sdl tar:bzip2
-MAKE_ENV=	ALL_CFLAGS="${CFLAGS}"
 USE_SDL=	sdl
-SUB_FILES=	pkg-message
-DATADIR=	${PREFIX}/share/tyrian
 
+MAKE_ENV=	ALL_CFLAGS="${CFLAGS}"
+
+DATADIR=	${PREFIX}/share/tyrian
 PORTSCOUT=	skipv:11402-phase-0.8
+SUB_FILES=	pkg-message
+
+WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTNAME}-77a8715634e3
 
 PORTDOCS=	CREDITS NEWS README
 
 OPTIONS_DEFINE=	NETWORK DOCS
 
 NETWORK_DESC=	Enable network support
 NETWORK_USE=		SDL=net
 NETWORK_MAKE_ARGS=	WITH_NETWORK=true
 NETWORK_MAKE_ARGS_OFF=	WITH_NETWORK=false
 
 post-patch:
 	@${REINPLACE_CMD} -e '/custom_data_dir/ s|"."|"${DATADIR}"|' ${WRKSRC}/src/file.c
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_DATA} ${WRKSRC}/linux/${PORTNAME}.desktop ${STAGEDIR}${PREFIX}/share/applications/
 	${INSTALL_DATA} ${WRKSRC}/linux/icons/tyrian-32.png ${STAGEDIR}${PREFIX}/share/pixmaps/${PORTNAME}.png
 	${INSTALL_MAN} ${WRKSRC}/linux/man/${PORTNAME}.6 ${STAGEDIR}${MAN6PREFIX}/man/man6/
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${TOUCH} ${STAGEDIR}${DATADIR}/.keepme
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 .for f in ${PORTDOCS}
 	${INSTALL_DATA} ${WRKSRC}/${f} ${STAGEDIR}${DOCSDIR}/
 .endfor
 
 .include <bsd.port.mk>
diff --git a/games/opentyrian/files/patch-Makefile b/games/opentyrian/files/patch-Makefile
index 0e02d0dbedf2..48b7adbbc238 100644
--- a/games/opentyrian/files/patch-Makefile
+++ b/games/opentyrian/files/patch-Makefile
@@ -1,33 +1,31 @@
 --- Makefile.orig	2013-09-07 23:56:16 UTC
 +++ Makefile
 @@ -8,8 +8,6 @@ endif
  
  TARGET := opentyrian
  
 -WITH_NETWORK := true
 -
  ############################################################
  
  STRIP := strip
-@@ -21,21 +19,11 @@ OBJS := $(SRCS:src/%.c=obj/%.o)
+@@ -21,19 +19,9 @@ OBJS := $(SRCS:src/%.c=obj/%.o)
  
  # FLAGS ####################################################
  
 -ifneq ($(MAKECMDGOALS), release)
 -    EXTRA_CFLAGS += -g3 -O0 -Werror
 -else
 -    EXTRA_CFLAGS += -g0 -O2 -DNDEBUG
 -endif
  EXTRA_CFLAGS += -MMD -pedantic -Wall -Wextra -Wno-missing-field-initializers
  ifeq ($(WITH_NETWORK), true)
      EXTRA_CFLAGS += -DWITH_NETWORK
- endif
- 
+-endif
+-
 -HG_REV := $(shell hg id -ib && touch src/hg_revision.h)
 -ifneq ($(HG_REV), )
 -    EXTRA_CFLAGS += '-DHG_REV="$(HG_REV)"'
--endif
--
- EXTRA_LDLIBS += -lm
+ endif
  
- SDL_CFLAGS := $(shell $(SDL_CONFIG) --cflags)
+ EXTRA_LDLIBS += -lm
diff --git a/games/opentyrian/files/patch-src_opl.c b/games/opentyrian/files/patch-src_opl.c
new file mode 100644
index 000000000000..0201a19e7234
--- /dev/null
+++ b/games/opentyrian/files/patch-src_opl.c
@@ -0,0 +1,32 @@
+--- src/opl.c.orig	2013-09-07 23:56:16 UTC
++++ src/opl.c
+@@ -145,6 +145,29 @@ static fltype decrelconst[4] = {
+ 	(fltype)(1/22.44608)
+ };
+ 
++// per-chip variables
++Bitu chip_num;
++op_type op[MAXOPERATORS];
++
++Bits int_samplerate;
++	
++Bit8u status;
++Bit32u opl_index;
++#if defined(OPLTYPE_IS_OPL3)
++Bit8u adlibreg[512];	// adlib register set (including second set)
++Bit8u wave_sel[44];		// waveform selection
++#else
++Bit8u adlibreg[256];	// adlib register set
++Bit8u wave_sel[22];		// waveform selection
++#endif
++
++
++// vibrato/tremolo increment/counter
++Bit32u vibtab_pos;
++Bit32u vibtab_add;
++Bit32u tremtab_pos;
++Bit32u tremtab_add;
++
+ 
+ void operator_advance(op_type* op_pt, Bit32s vib) {
+ 	op_pt->wfpos = op_pt->tcount;						// waveform position
diff --git a/games/opentyrian/files/patch-src_opl.h b/games/opentyrian/files/patch-src_opl.h
new file mode 100644
index 000000000000..966c6075a2af
--- /dev/null
+++ b/games/opentyrian/files/patch-src_opl.h
@@ -0,0 +1,43 @@
+--- src/opl.h.orig	2013-09-07 23:56:16 UTC
++++ src/opl.h
+@@ -149,27 +149,27 @@ typedef struct operator_struct {
+ } op_type;
+ 
+ // per-chip variables
+-Bitu chip_num;
+-op_type op[MAXOPERATORS];
++extern Bitu chip_num;
++extern op_type op[MAXOPERATORS];
+ 
+-Bits int_samplerate;
++extern Bits int_samplerate;
+ 	
+-Bit8u status;
+-Bit32u opl_index;
++extern Bit8u status;
++extern Bit32u opl_index;
+ #if defined(OPLTYPE_IS_OPL3)
+-Bit8u adlibreg[512];	// adlib register set (including second set)
+-Bit8u wave_sel[44];		// waveform selection
++extern Bit8u adlibreg[512];	// adlib register set (including second set)
++extern Bit8u wave_sel[44];		// waveform selection
+ #else
+-Bit8u adlibreg[256];	// adlib register set
+-Bit8u wave_sel[22];		// waveform selection
++extern Bit8u adlibreg[256];	// adlib register set
++extern Bit8u wave_sel[22];		// waveform selection
+ #endif
+ 
+ 
+ // vibrato/tremolo increment/counter
+-Bit32u vibtab_pos;
+-Bit32u vibtab_add;
+-Bit32u tremtab_pos;
+-Bit32u tremtab_add;
++extern Bit32u vibtab_pos;
++extern Bit32u vibtab_add;
++extern Bit32u tremtab_pos;
++extern Bit32u tremtab_add;
+ 
+ 
+ // enable an operator