Add missing USES=gl to my ports

comms/gqrx/Makefile

@@ -26,7 +26,7 @@ LIB_DEPENDS=	libgnuradio-runtime.so:comms/gnuradio \
 		libboost_program_options.so:devel/boost-libs \
 		liblog4cpp.so:devel/log4cpp
 
-USES=		pkgconfig qmake qt:5
+USES=		gl pkgconfig qmake qt:5
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	csete

devel/simgear/Makefile

@@ -16,7 +16,8 @@ RUN_DEPENDS=	${LOCALBASE}/lib/libplibsl.a:x11-toolkits/plib
 LIB_DEPENDS=	libboost_thread.so:devel/boost-libs \
 		libosg.so:graphics/osg
 
-USES=		alias cmake compiler:c++11-lib cpe jpeg openal:al,alut tar:bzip2
+USES=		alias cmake compiler:c++11-lib cpe gl jpeg openal:al,alut \
+		tar:bzip2
 USE_XORG=	ice sm x11 xext xi xmu xt
 USE_GL=		gl glu glut
 

emulators/dolphin-emu/Makefile

@@ -42,8 +42,8 @@ LIB_DEPENDS=	libpulse.so:audio/pulseaudio \
 		libcurl.so:ftp/curl \
 		libhidapi.so:comms/hidapi
 
-USES=		cmake compiler:c++17-lang desktop-file-utils iconv pkgconfig \
-		qmake qt:5
+USES=		cmake compiler:c++17-lang desktop-file-utils gl iconv \
+		pkgconfig qmake qt:5
 
 USE_GITHUB=	yes
 GH_PROJECT=	dolphin

emulators/pcsxr/Makefile

@@ -18,8 +18,8 @@ LIB_DEPENDS=	libvorbis.so:audio/libvorbis \
 
 WRKSRC_SUBDIR=	${PORTNAME}
 
-USES=		cmake desktop-file-utils dos2unix gettext gnome iconv libarchive \
-		libtool pkgconfig tar:bzip2
+USES=		cmake desktop-file-utils dos2unix gettext gl gnome iconv \
+		libarchive libtool pkgconfig tar:bzip2
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	martymac

games/blobby/Makefile

@@ -22,7 +22,8 @@ LIB_DEPENDS=	libphysfs.so:devel/physfs
 BUILD_DEPENDS=	zip:archivers/zip \
 		${LOCALBASE}/include/boost/crc.hpp:devel/boost-libs
 
-USES=		cmake compiler:c++11-lang dos2unix localbase:ldflags pkgconfig
+USES=		cmake compiler:c++11-lang dos2unix gl localbase:ldflags \
+		pkgconfig
 DOS2UNIX_REGEX=	.*\.(c|h|cpp)
 CMAKE_ARGS=	-DDATADIR:PATH="${DATADIR}"
 WRKSRC=		${WRKDIR}/blobby-${PORTVERSION}

games/briquolo/Makefile

@@ -14,7 +14,7 @@ LICENSE=	GPLv2
 
 LIB_DEPENDS=	libpng.so:graphics/png
 
-USES=		tar:bzip2 gmake iconv desktop-file-utils
+USES=		tar:bzip2 gl gmake iconv desktop-file-utils
 USE_GL=		gl
 USE_SDL=	mixer sdl ttf
 USE_XORG=	x11

games/flightgear/Makefile

@@ -28,8 +28,8 @@ RUN_DEPENDS=	${LOCALBASE}/lib/libplibsl.a:x11-toolkits/plib \
 		${LOCALBASE}/share/flightgear/version:games/flightgear-data
 
 LLD_UNSAFE=	yes
-USES=		alias cmake compiler cpe dos2unix jpeg openal:al,alut sqlite \
-		tar:bzip2
+USES=		alias cmake compiler cpe dos2unix gl jpeg openal:al,alut \
+		sqlite tar:bzip2
 USE_XORG=	ice sm x11 xext xft xi xinerama xmu xt
 USE_GL=		gl glew glu glut
 

games/jfsw/Makefile

@@ -17,7 +17,7 @@ LICENSE_PERMS_BuildLic=	dist-mirror no-dist-sell pkg-mirror no-pkg-sell auto-acc
 
 LIB_DEPENDS=	libvorbisfile.so:audio/libvorbis
 
-USES=		alias dos2unix gmake gnome pkgconfig:build
+USES=		alias dos2unix gl gmake gnome pkgconfig:build
 DOS2UNIX_REGEX=	.*(\.(c|h)|Makefile)(\.deps)?
 
 USE_GITHUB=	yes

games/openalchemist/Makefile

@@ -23,7 +23,8 @@ CPPFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-lpthread -L${LOCALBASE}/lib
 GNU_CONFIGURE=	yes
 
-USES=		autoreconf gmake gnome iconv jpeg pkgconfig python:2.7,run shebangfix
+USES=		autoreconf gl gmake gnome iconv jpeg pkgconfig python:2.7,run \
+		shebangfix
 SHEBANG_FILES=	openalchemist-config
 
 USE_GNOME=	pygtk2

games/trackballs/Makefile

@@ -16,7 +16,7 @@ LICENSE_FILE=	${WRKSRC}/COPYING
 LIB_DEPENDS=	libguile-2.0.so:lang/guile2 \
 		libgc.so:devel/boehm-gc
 
-USES=		cmake desktop-file-utils gettext-runtime gnome pkgconfig
+USES=		cmake desktop-file-utils gettext-runtime gl gnome pkgconfig
 
 USE_GITHUB=	yes
 

graphics/pencil/Makefile

@@ -19,7 +19,7 @@ BROKEN_armv7=		fails to compile: no matching function for call to 'qMax'
 LIB_DEPENDS=	libming.so:graphics/ming \
 		libpng.so:graphics/png
 
-USES=		qmake qt:4 zip
+USES=		gl qmake qt:4 zip
 USE_QT=		gui opengl xml moc_build rcc_build
 USE_GL=		gl
 QMAKE_ARGS=	INCLUDEPATH+=${LOCALBASE}/include/ming