Source: OpenEmbedded
Upstream: No
Reason: Fixes musl compilation

--- meson_options.txt
+++ meson_options.txt
@@ -1,6 +1,9 @@
 option('docs',
        type: 'boolean', value: false,
        description: 'Enable generating the Epoxy API reference (depends on Doxygen)')
+option('has-dlvsym',
+       type: 'boolean', value: true,
+       description: 'Whether dlvsym() is available (it is not when using musl C library)')
 option('glx',
        type: 'combo',
        choices: [ 'auto', 'yes', 'no' ],
--- test/meson.build
+++ test/meson.build
@@ -92,8 +92,8 @@ if build_glx
     [ 'glx_has_extension_nocontext', [ 'glx_has_extension_nocontext.c' ], [], [], true ],
     [ 'glx_static', [ 'glx_static.c' ], [ '-DNEEDS_TO_BE_STATIC'], [ '-static' ], libtype == 'static' ],
     [ 'glx_shared_znow', [ 'glx_static.c', ], [], [ '-Wl,-z,now' ], has_znow ],
-    [ 'glx_alias_prefer_same_name', [ 'glx_alias_prefer_same_name.c', 'dlwrap.c', 'dlwrap.h' ], [], [ '-rdynamic' ], not build_apple ],
-    [ 'glx_gles2', [ 'glx_gles2.c', 'dlwrap.c', 'dlwrap.h' ], [], [ '-rdynamic' ], not build_apple ],
+    [ 'glx_alias_prefer_same_name', [ 'glx_alias_prefer_same_name.c', 'dlwrap.c', 'dlwrap.h' ], [], [ '-rdynamic' ], not build_apple and get_option('has-dlvsym') == true ],
+    [ 'glx_gles2', [ 'glx_gles2.c', 'dlwrap.c', 'dlwrap.h' ], [], [ '-rdynamic' ], not build_apple and get_option('has-dlvsym') == true ],
   ]
 
   foreach test: glx_tests
@@ -114,7 +114,7 @@ if build_glx
     endif
   endforeach
 
-  if not build_apple
+  if not build_apple and get_option('has-dlvsym') == true
     # GLX/EGL tests
     if build_egl
       glx_egl_sources = [