Changes necessary for shared library linking to succeed.

diff --git a/src/Makefile.in b/src/Makefile.in
index 9534473..12411bf 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -73,7 +73,7 @@ LTCOMPILE = $(LIBTOOL) --mode=compile --tag=CC $(CC) $(DEFS) \
 	$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
 	$(AM_CFLAGS) $(CFLAGS)
 CCLD = $(CC)
-LINK = $(LIBTOOL) --mode=link --tag=CC $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+LINK = HDF4_USE_SHLIB=yes $(LIBTOOL) --mode=link --tag=CC $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
 	$(AM_LDFLAGS) $(LDFLAGS) -o $@
 SOURCES = $(libhdfeos_la_SOURCES)
 DIST_SOURCES = $(libhdfeos_la_SOURCES)
@@ -125,8 +125,6 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 
-# Set LDFLAGS to alow the HDF-EOS library to use extern variables from HDF4
-LDFLAGS = -Wl,-single_module
 LIBOBJS = @LIBOBJS@
 LIBS = @LIBS@
 LIBTOOL = @LIBTOOL@

ue='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>refs</a><a class='active' href='/guix/log/gnu/packages/patches/enblend-enfuse-reproducible.patch'>log</a><a href='/guix/tree/gnu/packages/patches/enblend-enfuse-reproducible.patch?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>tree</a><a href='/guix/commit/gnu/packages/patches/enblend-enfuse-reproducible.patch?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>commit</a><a href='/guix/diff/gnu/packages/patches/enblend-enfuse-reproducible.patch?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/patches/enblend-enfuse-reproducible.patch'>
<input type='hidden' name='id' value='e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>root</a>/<a href='/guix/log/gnu?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>gnu</a>/<a href='/guix/log/gnu/packages?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>packages</a>/<a href='/guix/log/gnu/packages/patches?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>patches</a>/<a href='/guix/log/gnu/packages/patches/enblend-enfuse-reproducible.patch?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe'>enblend-enfuse-reproducible.patch</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/patches/enblend-enfuse-reproducible.patch?id=e45f9b4b1251df1a51a30e1d4a53fc2075abfcfe&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-09-17 16:22:04 -0400'>2023-09-17</span></td><td><a href='/guix/commit/gnu/packages/patches/enblend-enfuse-reproducible.patch?id=8202adbceeba6c43dd5af5ffaa35e780cc9c5429'>gnu: enblend-enfuse: Backport upstream fixes.</a><span class='msg-avail'>...<span class='msg-tooltip'>Backport changes for reproducible builds &amp; missing include.

* gnu/packages/patches/enblend-enfuse-reproducible.patch: New file.
* gnu/local.mk: Register it.
* gnu/packages/photo.scm (enblend-enfuse)[source]: Use newly added patch. Add
snippet to fix missing header.
[arguments]&lt;#:phases&gt;: Remove 'add-missing-include.

Signed-off-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
</span></span></td><td>Bruno Victal</td></tr>