tree-wide: fix links to systemd.io pages

Having the extra slash at the end is not a problem, just inconsistent. But the links with
.html or .md return 404.

6 files changed, 9 insertions, 9 deletions

diff --git a/README b/README
index cde2d1c0a2..bb0f126873 100644
--- a/README
+++ b/README
@@ -274,7 +274,7 @@ NSS:
         with machined to their respective IP addresses.
 
         nss-systemd enables resolution of users/group registered via the
-        User/Group Record Lookup API (https://systemd.io/USER_GROUP_API/),
+        User/Group Record Lookup API (https://systemd.io/USER_GROUP_API),
         including all dynamically allocated service users. (See the
         DynamicUser= setting in unit files.)
 
diff --git a/docs/GROUP_RECORD.md b/docs/GROUP_RECORD.md
index 01800494da..26809c483a 100644
--- a/docs/GROUP_RECORD.md
+++ b/docs/GROUP_RECORD.md
@@ -7,7 +7,7 @@ layout: default
 # JSON Group Records
 
 Long story short: JSON Group Records are to `struct group` what [JSON User
-Records](https://systemd.io/USER_RECORD.md) are to `struct passwd`.
+Records](https://systemd.io/USER_RECORD) are to `struct passwd`.
 
 Conceptually, much of what applies to JSON user records also applies to JSON
 group records. They also consist of seven sections, with similar properties and
diff --git a/docs/PORTABILITY_AND_STABILITY.md b/docs/PORTABILITY_AND_STABILITY.md
index 27562c17d8..5d52608678 100644
--- a/docs/PORTABILITY_AND_STABILITY.md
+++ b/docs/PORTABILITY_AND_STABILITY.md
@@ -82,7 +82,7 @@ And now, here's the list of (hopefully) all APIs that we have introduced with sy
 | [hostnamed](https://www.freedesktop.org/wiki/Software/systemd/hostnamed) | D-Bus | yes | yes | GNOME | yes | [Ubuntu](https://launchpad.net/ubuntu/+source/ubuntu-system-service), [Gentoo](http://www.gentoo.org/proj/en/desktop/gnome/openrc-settingsd.xml), [BSD](http://uglyman.kremlin.cc/gitweb/gitweb.cgi?p=systembsd.git;a=summary) | partially |
 | [localed](https://www.freedesktop.org/wiki/Software/systemd/localed) | D-Bus | yes | yes | GNOME | yes | [Ubuntu](https://launchpad.net/ubuntu/+source/ubuntu-system-service), [Gentoo](http://www.gentoo.org/proj/en/desktop/gnome/openrc-settingsd.xml), [BSD](http://uglyman.kremlin.cc/gitweb/gitweb.cgi?p=systembsd.git;a=summary) | partially |
 | [timedated](https://www.freedesktop.org/wiki/Software/systemd/timedated) | D-Bus | yes | yes | GNOME | yes | [Gentoo](http://www.gentoo.org/proj/en/desktop/gnome/openrc-settingsd.xml), [BSD](http://uglyman.kremlin.cc/gitweb/gitweb.cgi?p=systembsd.git;a=summary) | partially |
-| [initrd interface](https://systemd.io/INITRD_INTERFACE/) | Environment, flag files | yes | yes | dracut, ArchLinux | yes | ArchLinux | no |
+| [initrd interface](https://systemd.io/INITRD_INTERFACE) | Environment, flag files | yes | yes | dracut, ArchLinux | yes | ArchLinux | no |
 | [Container interface](https://systemd.io/CONTAINER_INTERFACE) | Environment, Mounts | yes | yes | libvirt/LXC | yes | - | no |
 | [Boot Loader interface](https://systemd.io/BOOT_LOADER_INTERFACE) | EFI variables | yes | yes | gummiboot | yes | - | no |
 | [Service bus API](https://www.freedesktop.org/wiki/Software/systemd/dbus) | D-Bus | yes | yes | system-config-services | no | - | no |
@@ -94,14 +94,14 @@ And now, here's the list of (hopefully) all APIs that we have introduced with sy
 | [$XDG_RUNTIME_DIR](https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html) | Environment | yes | yes | glib, GNOME | yes | - | no |
 | [$LISTEN_FDS $LISTEN_PID FD Passing](https://www.freedesktop.org/software/systemd/man/sd_listen_fds.html) | Environment | yes | yes | numerous (via sd-daemon.h) | yes | - | no |
 | [$NOTIFY_SOCKET Daemon Notifications](https://www.freedesktop.org/software/systemd/man/sd_notify.html) | Environment | yes | yes | a few, including udev | yes | - | no |
-| [argv[0][0]='@' Logic](https://systemd.io/ROOT_STORAGE_DAEMONS/) | `/proc` marking | yes | yes | mdadm | yes | - | no |
+| [argv[0][0]='@' Logic](https://systemd.io/ROOT_STORAGE_DAEMONS) | `/proc` marking | yes | yes | mdadm | yes | - | no |
 | [Unit file format](https://www.freedesktop.org/software/systemd/man/systemd.unit.html) | File format | yes | yes | numerous | no | - | no |
 | [Network](https://www.freedesktop.org/software/systemd/man/systemd.network.html) & [Netdev file format](https://www.freedesktop.org/software/systemd/man/systemd.netdev.html) | File format | yes | yes | no | no | - | no |
 | [Link file format](https://www.freedesktop.org/software/systemd/man/systemd.link.html) | File format | yes | yes | no | no | - | no |
 | [Journal File Format](https://systemd.io/JOURNAL_FILE_FORMAT) | File format | yes | yes | - | maybe | - | no |
 | [Journal Export Format](https://www.freedesktop.org/wiki/Software/systemd/export) | File format | yes | yes | - | yes | - | no |
 | [Cooperation in cgroup tree](https://www.freedesktop.org/wiki/Software/systemd/PaxControlGroups) | Treaty | yes | yes | libvirt | yes | libvirt | no |
-| [Password Agents](https://systemd.io/PASSWORD_AGENTS/) | Socket+Files | yes | yes | - | yes | - | no |
+| [Password Agents](https://systemd.io/PASSWORD_AGENTS) | Socket+Files | yes | yes | - | yes | - | no |
 | [udev multi-seat properties](https://www.freedesktop.org/software/systemd/man/sd-login.html) | udev Property | yes | yes | X11, gdm | no | - | no |
 | udev session switch ACL properties | udev Property | no | no | - | no | - | no |
 | [CLI of systemctl,...](https://www.freedesktop.org/software/systemd/man/systemctl.html) | CLI | yes | yes | numerous | no | - | no |
diff --git a/docs/ROOT_STORAGE_DAEMONS.md b/docs/ROOT_STORAGE_DAEMONS.md
index e18ac45bd0..08af00926c 100644
--- a/docs/ROOT_STORAGE_DAEMONS.md
+++ b/docs/ROOT_STORAGE_DAEMONS.md
@@ -108,7 +108,7 @@ to find a different solution to your problem._
 The recommended way to distinguish between run-from-initrd and run-from-rootfs
 for a daemon is to check for `/etc/initrd-release` (which exists on all modern
 initrd implementations, see the [initrd
-Interface](https://systemd.io/INITRD_INTERFACE/) for details) which when exists
+Interface](https://systemd.io/INITRD_INTERFACE) for details) which when exists
 results in `argv[0][0]` being set to `@`, and otherwise doesn't. Something like
 this:
 
@@ -190,4 +190,4 @@ few additional notes for supporting these setups:
   program consult this blog story: [Socket
   Activation](http://0pointer.de/blog/projects/socket-activation.html)
 
-* Consider having a look at the [initrd Interface of systemd](https://systemd.io/INITRD_INTERFACE/).
+* Consider having a look at the [initrd Interface of systemd](https://systemd.io/INITRD_INTERFACE).
diff --git a/src/basic/efivars.c b/src/basic/efivars.c
index 8e8d5f1d0b..26d34bb94f 100644
--- a/src/basic/efivars.c
+++ b/src/basic/efivars.c
@@ -343,7 +343,7 @@ int cache_efi_options_variable(void) {
         int r;
 
         /* In SecureBoot mode this is probably not what you want. As your cmdline is cryptographically signed
-         * like when using Type #2 EFI Unified Kernel Images (https://systemd.io/BOOT_LOADER_SPECIFICATION/)
+         * like when using Type #2 EFI Unified Kernel Images (https://systemd.io/BOOT_LOADER_SPECIFICATION)
          * The user's intention is then that the cmdline should not be modified. You want to make sure that
          * the system starts up as exactly specified in the signed artifact.
          *
diff --git a/sysctl.d/50-default.conf b/sysctl.d/50-default.conf
index 14378b24af..5279c17092 100644
--- a/sysctl.d/50-default.conf
+++ b/sysctl.d/50-default.conf
@@ -41,7 +41,7 @@ net.ipv4.conf.*.promote_secondaries = 1
 # the kernel because of this definition in linux/include/net/ping.h:
 #   #define GID_T_MAX (((gid_t)~0U) >> 1)
 # That's not so bad because values between 2^31 and 2^32-1 are reserved on
-# systemd-based systems anyway: https://systemd.io/UIDS-GIDS.html#summary
+# systemd-based systems anyway: https://systemd.io/UIDS-GIDS#summary
 -net.ipv4.ping_group_range = 0 2147483647
 
 # Fair Queue CoDel packet scheduler to fight bufferbloat