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<a href="https://gitlab.com/rossburton">Ross Burton</a> created an issue: <a href="https://gitlab.com/gnutls/gnutls/-/issues/1583">#1583</a>
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<p dir="auto" style="color: #28272d; margin: 0 0 16px;" align="initial"><code style='font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; white-space: pre-wrap; overflow-wrap: break-word; word-break: keep-all; padding: 2px 4px;'>configure.ac</code> uses <code style='font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; white-space: pre-wrap; overflow-wrap: break-word; word-break: keep-all; padding: 2px 4px;'>AC_TRY_RUN</code> to determine if <code style='font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; white-space: pre-wrap; overflow-wrap: break-word; word-break: keep-all; padding: 2px 4px;'>dlopen</code> works:</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style='display: block; font-size: 14px; color: #28272d; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 16px; padding: 12px; border: 1px solid #dcdcde;'><code style='font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; overflow-wrap: normal; padding: unset;'><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">AC_RUN_IFELSE(</span>
<span id="LC2" class="line" lang="plaintext"> [AC_LANG_PROGRAM(</span>
<span id="LC3" class="line" lang="plaintext"> [[#include <dlfcn.h></span>
<span id="LC4" class="line" lang="plaintext"> #include <stdlib.h></span>
<span id="LC5" class="line" lang="plaintext"> ]],</span>
<span id="LC6" class="line" lang="plaintext"> [[void *handle = dlopen("$M_LIBRARY_SONAME", RTLD_LAZY | RTLD_GLOBAL);</span>
<span id="LC7" class="line" lang="plaintext"> return handle != NULL ? 0 : 1;</span>
<span id="LC8" class="line" lang="plaintext"> ]])],</span>
<span id="LC9" class="line" lang="plaintext"> [ac_cv_dlopen_soname_works=yes],</span>
<span id="LC10" class="line" lang="plaintext"> [ac_cv_dlopen_soname_works=no],</span>
<span id="LC11" class="line" lang="plaintext"> [ac_cv_dlopen_soname_works=cross-compiling])</span>
<span id="LC12" class="line" lang="plaintext"></span>
<span id="LC13" class="line" lang="plaintext">AM_CONDITIONAL([ENABLE_DLOPEN], [test "$ac_cv_dlopen_soname_works" = yes])</span></code></pre>
<copy-code></copy-code><insert-code-snippet></insert-code-snippet>
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<p dir="auto" style="color: #28272d; margin: 0;" align="initial">This means that it's impossible to use dlwrap in cross-compilation environments. I suggest a <code style='font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; white-space: pre-wrap; overflow-wrap: break-word; word-break: keep-all; padding: 2px 4px;'>--with-dlwrap</code> option to explicitly select whether it should be enable or disabled, and fallback to detection.</p>
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