Avoid multiply-defined symbols that lead to link errors such as:

  ld: libcamlrund.a(backtrace_bd.o):/tmp/guix-build-ocaml-4.09.0.drv-0/ocaml-4.09.0/runtime/backtrace.c:31: multiple definition of `caml_debug_info'; libcamlrund.a(backtrace_byt_bd.o):/tmp/guix-build-ocaml-4.09.0.drv-0/ocaml-4.09.0/runtime/backtrace_byt.c:47: first defined here

diff --git a/runtime/backtrace.c b/runtime/backtrace.c
index a3c2c08..f57c81c 100644
--- a/runtime/backtrace.c
+++ b/runtime/backtrace.c
@@ -28,7 +28,7 @@
 #include "caml/fail.h"
 
 /* The table of debug information fragments */
-struct ext_table caml_debug_info;
+static struct ext_table caml_debug_info;
 
 CAMLexport int32_t caml_backtrace_active = 0;
 CAMLexport int32_t caml_backtrace_pos = 0;
diff --git a/runtime/backtrace_byt.c b/runtime/backtrace_byt.c
index b913dac..b5ec926 100644
--- a/runtime/backtrace_byt.c
+++ b/runtime/backtrace_byt.c
@@ -44,7 +44,7 @@
 #include "caml/backtrace_prim.h"
 
 /* The table of debug information fragments */
-struct ext_table caml_debug_info;
+static struct ext_table caml_debug_info;
 
 CAMLexport char_os * caml_cds_file = NULL;
 
diff --git a/runtime/startup_nat.c b/runtime/startup_nat.c
index b4e6bc4..7eca5fa 100644
--- a/runtime/startup_nat.c
+++ b/runtime/startup_nat.c
@@ -44,6 +44,5 @@
 #endif
 
 extern int caml_parser_trace;
-CAMLexport header_t caml_atom_table[256];
 char * caml_code_area_start, * caml_code_area_end;
 struct ext_table caml_code_fragments_table;
60bd74a87c0247c43bdbba38632015a'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/easyrpg.scm'>
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<div class='path'>path: <a href='/guix/log/?id=8b2708a5660bd74a87c0247c43bdbba38632015a'>root</a>/<a href='/guix/log/gnu?id=8b2708a5660bd74a87c0247c43bdbba38632015a'>gnu</a>/<a href='/guix/log/gnu/packages?id=8b2708a5660bd74a87c0247c43bdbba38632015a'>packages</a>/<a href='/guix/log/gnu/packages/easyrpg.scm?id=8b2708a5660bd74a87c0247c43bdbba38632015a'>easyrpg.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/easyrpg.scm?id=8b2708a5660bd74a87c0247c43bdbba38632015a&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-01-19 06:09:02 +0100'>2020-01-19</span></td><td><a href='/guix/commit/gnu/packages/easyrpg.scm?id=ff289fe288765680b5ac489e95b9ae840f23b513'>gnu: liblcf, easyrpg: Update to 0.6.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/easyrpg.scm (liblcf, easyrpg): Update to 0.6.1.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-03-16 23:32:42 +0100'>2019-03-16</span></td><td><a href='/guix/commit/gnu/packages/easyrpg.scm?id=f54de09b78358df3ae0092de66243500622bacab'>gnu: easyrpg-player: Update to 0.6.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/easyrpg.scm (easyrpg-player): Update to 0.6.0.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-03-16 23:32:41 +0100'>2019-03-16</span></td><td><a href='/guix/commit/gnu/packages/easyrpg.scm?id=da2a145bf6c4cd34dc39338f2dc92e6d45fef8b7'>gnu: liblcf: Update to 0.6.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/easyrpg.scm (liblcf): Update to 0.6.0.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-12-09 09:17:02 +0800'>2018-12-09</span></td><td><a href='/guix/commit/gnu/packages/easyrpg.scm?id=1f1d6af714e65e32bc03b9e7a62819ea90f59563'>gnu: Add easyrpg-player.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/easyrpg.scm (easyrpg-player): New variable.
</span></span></td><td>宋文武</td></tr>
<tr><td><span title='2018-12-09 09:11:13 +0800'>2018-12-09</span></td><td><a href='/guix/commit/gnu/packages/easyrpg.scm?id=b779dbac721a008647a7fd646a3e19cbbb6b0e73'>gnu: Add liblcf.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/easyrpg.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
</span></span></td><td>宋文武</td></tr>