Set visibility of global symbols used in ARM specific assembly file to
internal.

Taken from Debian:
https://salsa.debian.org/multimedia-team/mpeg2dec/blob/master/debian/patches/60_arm-private-symbols.patch

--- mpeg2dec.orig/libmpeg2/motion_comp_arm_s.S
+++ mpeg2dec/libmpeg2/motion_comp_arm_s.S
@@ -23,7 +23,8 @@
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_o_16_arm
+	.global   MC_put_o_16_arm
+	.internal MC_put_o_16_arm
 MC_put_o_16_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -83,7 +84,8 @@ MC_put_o_16_arm_align_jt:
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_o_8_arm
+	.global   MC_put_o_8_arm
+	.internal MC_put_o_8_arm
 MC_put_o_8_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -152,7 +154,8 @@ MC_put_o_8_arm_align_jt:
 .endm
 
 	.align
-	.global MC_put_x_16_arm
+	.global   MC_put_x_16_arm
+	.internal MC_put_x_16_arm
 MC_put_x_16_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -244,7 +247,8 @@ MC_put_x_16_arm_align_jt:
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_x_8_arm
+	.global   MC_put_x_8_arm
+	.internal MC_put_x_8_arm
 MC_put_x_8_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
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<tr><td><span title='2021-04-20 12:13:16 +0200'>2021-04-20</span></td><td><a href='/guix/commit/etc/completion/fish?id=d95168321f4a9bf6857b598da0a183b45a868d54'>import: Remove Nix importer.</a><span class='msg-avail'>...<span class='msg-tooltip'>This importer has suffered from bitrot and no longer works with current
Nix and Nixpkgs.  See &lt;https://bugs.gnu.org/32339&gt; and
&lt;https://bugs.gnu.org/36255&gt;.

* guix/import/snix.scm, guix/scripts/import/nix.scm,
tests/snix.scm: Remove.
* Makefile.am (MODULES, SCM_TESTS): Remove them.
* guix/scripts/import.scm (importers): Remove "nix".
* build-aux/test-env.in: Remove NIXPKGS variable.
* configure.ac: Remove '--with-nixpkgs' option.
* doc/guix.texi (Invoking guix import): Remove bit about "guix import
nix".
* etc/completion/fish/guix.fish: Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-02-17 10:52:28 +0100'>2021-02-17</span></td><td><a href='/guix/commit/etc/completion/fish?id=ee2a5da80a9bda25542c00a7a35a9ddddcbd58af'>scripts: system: Remove 'vm-image' command.</a><span class='msg-avail'>...<span class='msg-tooltip'>Remove the 'vm-image' command that has been superseded by the 'image'
command.

* gnu/system/vm.scm (system-qemu-image): Remove it.
* guix/scripts/system.scm (system-derivation-for-action): Mark 'vm-image'
command as deprecated and use the image API to produce the VM image.
(perform-action, show-help): Adapt accordingly.
* tests/guix-system.sh: Ditto.
* doc/guix.texi (Invoking guix system,
Running Guix in a VM): Ditto.
* etc/completion/fish/guix.fish: Ditto.
* etc/completion/zsh/_guix: Ditto.
</span></span></td><td>Mathieu Othacehe</td></tr>