Unify quoting in metadata.xml files for machine processing

Force unified quoting in all metadata.xml files since lxml does not
preserve original use of single and double quotes. Ensuring unified
quoting before the process allows distinguishing the GLEP 67-related
metadata.xml changes from unrelated quoting changes.

32 files changed, 81 insertions, 83 deletions

diff --git a/sys-libs/binutils-libs/metadata.xml b/sys-libs/binutils-libs/metadata.xml
index 6b306ca1611d..9005ddcf7683 100644
--- a/sys-libs/binutils-libs/metadata.xml
+++ b/sys-libs/binutils-libs/metadata.xml
@@ -3,8 +3,8 @@
 <pkgmetadata>
 <herd>toolchain</herd>
 <use>
-	<flag name='64-bit-bfd'>Support 64-bit targets even on 32-bit hosts (is ignored on 64-bit hosts)</flag>
-	<flag name='multitarget'>Enable all possible targets in libbfd</flag>
+	<flag name="64-bit-bfd">Support 64-bit targets even on 32-bit hosts (is ignored on 64-bit hosts)</flag>
+	<flag name="multitarget">Enable all possible targets in libbfd</flag>
 </use>
 <upstream>
 	<remote-id type="cpe">cpe:/a:gnu:binutils</remote-id>
diff --git a/sys-libs/cracklib/metadata.xml b/sys-libs/cracklib/metadata.xml
index 3d1bb0093137..95143822cca7 100644
--- a/sys-libs/cracklib/metadata.xml
+++ b/sys-libs/cracklib/metadata.xml
@@ -1,9 +1,9 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <upstream>
-	<remote-id type='sourceforge'>cracklib</remote-id>
-	<remote-id type='github'>cracklib/cracklib</remote-id>
+	<remote-id type="sourceforge">cracklib</remote-id>
+	<remote-id type="github">cracklib/cracklib</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/db/metadata.xml b/sys-libs/db/metadata.xml
index 2a90f89b179f..dabfe3f0d14a 100644
--- a/sys-libs/db/metadata.xml
+++ b/sys-libs/db/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <longdescription>
@@ -11,7 +11,7 @@ logging, shared memory caching and database recovery. DB supports C, C++, Java,
 and Perl APIs. DB is available for a wide variety of UNIX platforms as well as
 Windows NT and Windows '95 (MSVC 4, 5 and 6).
 </longdescription>
-<longdescription lang='nl'>
+<longdescription lang="nl">
 De Berkeley Database is een programmatische toolkit
 die embedded database support verzorg voor en traditionele en client/server
 applicaties. Berkeley DB bevat b+tree, rij, uitgebreide lineaire hashing, vaste
@@ -21,6 +21,6 @@ Perl API's. DB is beschikbaar voor veel UNIX platformen en
 Windows.
 </longdescription>
 <use>
-	<flag name='rpc'>Enable rpc client/server</flag>
+	<flag name="rpc">Enable rpc client/server</flag>
 </use>
 </pkgmetadata>
diff --git a/sys-libs/e2fsprogs-libs/metadata.xml b/sys-libs/e2fsprogs-libs/metadata.xml
index 53c2f6470461..d687bd7f96ce 100644
--- a/sys-libs/e2fsprogs-libs/metadata.xml
+++ b/sys-libs/e2fsprogs-libs/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <upstream>
-	<remote-id type='sourceforge'>e2fsprogs</remote-id>
+	<remote-id type="sourceforge">e2fsprogs</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/freeipmi/metadata.xml b/sys-libs/freeipmi/metadata.xml
index 3ab012f3c9fa..a95aa780763a 100644
--- a/sys-libs/freeipmi/metadata.xml
+++ b/sys-libs/freeipmi/metadata.xml
@@ -4,7 +4,7 @@
   <herd>sysadmin</herd>
 
   <use>
-    <flag name='nagios'>
+    <flag name="nagios">
       Install a nagios plugin to check sensors' status.
     </flag>
   </use>
diff --git a/sys-libs/gdbm/metadata.xml b/sys-libs/gdbm/metadata.xml
index e5a95823287b..e58e63d6c5aa 100644
--- a/sys-libs/gdbm/metadata.xml
+++ b/sys-libs/gdbm/metadata.xml
@@ -1,9 +1,9 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='berkdb'>enable compatibility layer for UNIX-like dbm and ndbm interfaces</flag>
-	<flag name='exporter'>enable gdbmexport binary for exporting data from gdbm-1.8 databases into gdbm-1.9</flag>
+	<flag name="berkdb">enable compatibility layer for UNIX-like dbm and ndbm interfaces</flag>
+	<flag name="exporter">enable gdbmexport binary for exporting data from gdbm-1.8 databases into gdbm-1.9</flag>
 </use>
 </pkgmetadata>
diff --git a/sys-libs/glibc/metadata.xml b/sys-libs/glibc/metadata.xml
index a113d4369b6c..d8e8789c6e0f 100644
--- a/sys-libs/glibc/metadata.xml
+++ b/sys-libs/glibc/metadata.xml
@@ -3,11 +3,11 @@
 <pkgmetadata>
 <herd>toolchain</herd>
 <use>
- <flag name='debug'>When USE=hardened, allow fortify/stack violations to dump core (SIGABRT) and not kill self (SIGKILL)</flag>
- <flag name='gd'>build memusage and memusagestat tools</flag>
- <flag name='nscd'>Build, and enable support for, the Name Service Cache Daemon</flag>
- <flag name='suid'>Make internal pt_chown helper setuid -- not needed if using Linux and have /dev/pts mounted with gid=5</flag>
- <flag name='systemtap'>enable systemtap static probe points</flag>
+ <flag name="debug">When USE=hardened, allow fortify/stack violations to dump core (SIGABRT) and not kill self (SIGKILL)</flag>
+ <flag name="gd">build memusage and memusagestat tools</flag>
+ <flag name="nscd">Build, and enable support for, the Name Service Cache Daemon</flag>
+ <flag name="suid">Make internal pt_chown helper setuid -- not needed if using Linux and have /dev/pts mounted with gid=5</flag>
+ <flag name="systemtap">enable systemtap static probe points</flag>
 </use>
 <upstream>
  <remote-id type="cpe">cpe:/a:gnu:glibc</remote-id>
diff --git a/sys-libs/gpm/metadata.xml b/sys-libs/gpm/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/gpm/metadata.xml
+++ b/sys-libs/gpm/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/itx-bind/metadata.xml b/sys-libs/itx-bind/metadata.xml
index 4dfff39fdd6b..0e6d7c3295fb 100644
--- a/sys-libs/itx-bind/metadata.xml
+++ b/sys-libs/itx-bind/metadata.xml
@@ -10,4 +10,3 @@
 		is linked into a shared library, wrapping some symbols to more common names
 </longdescription>
 </pkgmetadata>
-
diff --git a/sys-libs/lib-compat/metadata.xml b/sys-libs/lib-compat/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/lib-compat/metadata.xml
+++ b/sys-libs/lib-compat/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/libaal/metadata.xml b/sys-libs/libaal/metadata.xml
index 3b2756421330..981ae413d18e 100644
--- a/sys-libs/libaal/metadata.xml
+++ b/sys-libs/libaal/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <longdescription>
@@ -7,6 +7,6 @@ This is a library, that provides application abstraction mechanism.
 It includes device abstraction, libc independence code, etc.
 </longdescription>
 <upstream>
-	<remote-id type='sourceforge'>reiser4</remote-id>
+	<remote-id type="sourceforge">reiser4</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/libavc1394/metadata.xml b/sys-libs/libavc1394/metadata.xml
index c65005ec8a88..e86032584253 100644
--- a/sys-libs/libavc1394/metadata.xml
+++ b/sys-libs/libavc1394/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <upstream>
-	<remote-id type='sourceforge'>libavc1394</remote-id>
+	<remote-id type="sourceforge">libavc1394</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/libcap-ng/metadata.xml b/sys-libs/libcap-ng/metadata.xml
index b1eb86535e97..036748e8916b 100644
--- a/sys-libs/libcap-ng/metadata.xml
+++ b/sys-libs/libcap-ng/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version = '1.0' encoding = 'UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <longdescription>
diff --git a/sys-libs/libcap/metadata.xml b/sys-libs/libcap/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/libcap/metadata.xml
+++ b/sys-libs/libcap/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/libcxx/metadata.xml b/sys-libs/libcxx/metadata.xml
index 578f810d9f7a..1d3cd13e19bf 100644
--- a/sys-libs/libcxx/metadata.xml
+++ b/sys-libs/libcxx/metadata.xml
@@ -12,4 +12,3 @@
 	  <flag name="libcxxrt">Build on top of <pkg>sys-libs/libcxxrt</pkg> instead of gcc's libsupc++ (avoids depending on gcc).</flag>
   </use>
 </pkgmetadata>
-
diff --git a/sys-libs/libhugetlbfs/metadata.xml b/sys-libs/libhugetlbfs/metadata.xml
index 63e8fba79593..9dcec146689b 100644
--- a/sys-libs/libhugetlbfs/metadata.xml
+++ b/sys-libs/libhugetlbfs/metadata.xml
@@ -1,12 +1,12 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='perl'>Install the cpupcstat tool and some perl modules</flag>
+	<flag name="perl">Install the cpupcstat tool and some perl modules</flag>
 </use>
 <upstream>
-	<remote-id type='github'>libhugetlbfs/libhugetlbfs</remote-id>
-	<remote-id type='sourceforge'>libhugetlbfs</remote-id>
+	<remote-id type="github">libhugetlbfs/libhugetlbfs</remote-id>
+	<remote-id type="sourceforge">libhugetlbfs</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/libieee1284/metadata.xml b/sys-libs/libieee1284/metadata.xml
index d73d54435ce1..648ebdad06a8 100644
--- a/sys-libs/libieee1284/metadata.xml
+++ b/sys-libs/libieee1284/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <upstream>
-	<remote-id type='sourceforge'>libieee1284</remote-id>
+	<remote-id type="sourceforge">libieee1284</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/libraw1394/metadata.xml b/sys-libs/libraw1394/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/libraw1394/metadata.xml
+++ b/sys-libs/libraw1394/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/libseccomp/metadata.xml b/sys-libs/libseccomp/metadata.xml
index 60001facaf72..fc9e739cc66c 100644
--- a/sys-libs/libseccomp/metadata.xml
+++ b/sys-libs/libseccomp/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/sys-libs/libtermcap-compat/metadata.xml b/sys-libs/libtermcap-compat/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/libtermcap-compat/metadata.xml
+++ b/sys-libs/libtermcap-compat/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/libunwind/metadata.xml b/sys-libs/libunwind/metadata.xml
index 808179f059c8..4c7b538d98c6 100644
--- a/sys-libs/libunwind/metadata.xml
+++ b/sys-libs/libunwind/metadata.xml
@@ -3,7 +3,7 @@
 <pkgmetadata>
 	<herd>toolchain</herd>
 	<use>
-		<flag name='debug-frame'>Adds support for DWARF .debug_frame section: Use the information from this section if available</flag>
-		<flag name='libatomic'>Use libatomic instead of builtin atomic operations</flag>
+		<flag name="debug-frame">Adds support for DWARF .debug_frame section: Use the information from this section if available</flag>
+		<flag name="libatomic">Use libatomic instead of builtin atomic operations</flag>
 	</use>
 </pkgmetadata>
diff --git a/sys-libs/libutempter/metadata.xml b/sys-libs/libutempter/metadata.xml
index 12f6cb3fa3c6..23c2cea3bcd7 100644
--- a/sys-libs/libutempter/metadata.xml
+++ b/sys-libs/libutempter/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <herd>x11</herd>
diff --git a/sys-libs/libvpd/metadata.xml b/sys-libs/libvpd/metadata.xml
index bb26852f0de5..ec717b71c1e8 100644
--- a/sys-libs/libvpd/metadata.xml
+++ b/sys-libs/libvpd/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>ppc64</herd>
diff --git a/sys-libs/lrmi/metadata.xml b/sys-libs/lrmi/metadata.xml
index 5a6e7b12ff21..51e8d40c477a 100644
--- a/sys-libs/lrmi/metadata.xml
+++ b/sys-libs/lrmi/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <upstream>
-	<remote-id type='sourceforge'>lrmi</remote-id>
+	<remote-id type="sourceforge">lrmi</remote-id>
 </upstream>
 </pkgmetadata>
diff --git a/sys-libs/ncurses/metadata.xml b/sys-libs/ncurses/metadata.xml
index c11de623bfa2..f5459e5aa3a7 100644
--- a/sys-libs/ncurses/metadata.xml
+++ b/sys-libs/ncurses/metadata.xml
@@ -1,14 +1,14 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='ada'>Add bindings for the ADA programming language</flag>
-	<flag name='tinfo'>
+	<flag name="ada">Add bindings for the ADA programming language</flag>
+	<flag name="tinfo">
 		Build curses library (libncurses) sep from the low-level terminfo
 		library (libtinfo) -- usually needed only for binary packages -- but
 		it is binary compatible in either mode
 	</flag>
-	<flag name='trace'>Enable test trace() support in ncurses calls</flag>
+	<flag name="trace">Enable test trace() support in ncurses calls</flag>
 </use>
 </pkgmetadata>
diff --git a/sys-libs/nss-db/metadata.xml b/sys-libs/nss-db/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/nss-db/metadata.xml
+++ b/sys-libs/nss-db/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/pwdb/metadata.xml b/sys-libs/pwdb/metadata.xml
index 261fd2905999..96a2d586367d 100644
--- a/sys-libs/pwdb/metadata.xml
+++ b/sys-libs/pwdb/metadata.xml
@@ -1,5 +1,5 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 </pkgmetadata>
diff --git a/sys-libs/readline/metadata.xml b/sys-libs/readline/metadata.xml
index cb211eb10d65..656aedaef0ec 100644
--- a/sys-libs/readline/metadata.xml
+++ b/sys-libs/readline/metadata.xml
@@ -1,8 +1,8 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='utils'>Install rlfe (ReadLine Front-End) helper tool -- a wrapper program for making any stdin use readline</flag>
+	<flag name="utils">Install rlfe (ReadLine Front-End) helper tool -- a wrapper program for making any stdin use readline</flag>
 </use>
 </pkgmetadata>
diff --git a/sys-libs/suacomp/metadata.xml b/sys-libs/suacomp/metadata.xml
index e528d0d71495..599c064c3634 100644
--- a/sys-libs/suacomp/metadata.xml
+++ b/sys-libs/suacomp/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/sys-libs/timezone-data/metadata.xml b/sys-libs/timezone-data/metadata.xml
index 96d5c97f4803..7aaccf953694 100644
--- a/sys-libs/timezone-data/metadata.xml
+++ b/sys-libs/timezone-data/metadata.xml
@@ -7,7 +7,7 @@
     <name>Dirkjan Ochtman</name>
   </maintainer>
   <use>
-    <flag name='leaps_timezone'>
+    <flag name="leaps_timezone">
       Install the set of "right" timezones; these timezones include leap seconds
       when counting seconds since the epoch (while POSIX does not) as they are
       based on the TAI (International Atomic Time) clock
diff --git a/sys-libs/uclibc/metadata.xml b/sys-libs/uclibc/metadata.xml
index c616c63b7eff..df545f8f89ef 100644
--- a/sys-libs/uclibc/metadata.xml
+++ b/sys-libs/uclibc/metadata.xml
@@ -20,11 +20,11 @@ systems with support for alpha, ARM, cris, i386, i960, h8300, m68k, mips/mipsel,
 SH, SPARC, and v850 processors.
 </longdescription>
 <use>
-	<flag name='rpc'>Enable sun nis/rpc support (you should use libtirpc though)</flag>
-	<flag name='ssp'>Force the use of ssp to be built into a hardened uclibc setup</flag>
-	<flag name='savedconfig'>Adds support for user defined configs</flag>
-	<flag name='uclibc-compat'>Build uclibc with backwards compatible
+	<flag name="rpc">Enable sun nis/rpc support (you should use libtirpc though)</flag>
+	<flag name="ssp">Force the use of ssp to be built into a hardened uclibc setup</flag>
+	<flag name="savedconfig">Adds support for user defined configs</flag>
+	<flag name="uclibc-compat">Build uclibc with backwards compatible
 		options</flag>
-	<flag name='wordexp'>Add support for word expansion (wordexp.h)</flag>
+	<flag name="wordexp">Add support for word expansion (wordexp.h)</flag>
 </use>
 </pkgmetadata>
diff --git a/sys-libs/zlib/metadata.xml b/sys-libs/zlib/metadata.xml
index 0b0bdfee079e..8b66de8a5583 100644
--- a/sys-libs/zlib/metadata.xml
+++ b/sys-libs/zlib/metadata.xml
@@ -1,11 +1,11 @@
-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE pkgmetadata SYSTEM 'http://www.gentoo.org/dtd/metadata.dtd'>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='minizip'>include the minizip library for quick and dirty zip extraction</flag>
+	<flag name="minizip">include the minizip library for quick and dirty zip extraction</flag>
 </use>
 <upstream>
-	<remote-id type='cpe'>cpe:/a:gnu:zlib</remote-id>
+	<remote-id type="cpe">cpe:/a:gnu:zlib</remote-id>
 </upstream>
 </pkgmetadata>