../src/feature/feature_collector.c:72:36: error: call to undeclared function 'strnlen'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
   72 |     const size_t feature_name_sz = strnlen(feature_name, 2048);
      |                                    ^
../src/feature/feature_name.c:34:24: error: call to undeclared function 'strnlen'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
   34 |     const size_t len = strnlen(buf, buf_sz);
      |                        ^
../tools/cli_parse.c:194:21: error: incompatible integer to pointer conversion assigning to 'char *' from 'int' [-Wint-conversion]
    while ((key_val = strsep(&optarg_copy, ":")) != NULL) {
                    ^ ~~~~~~~~~~~~~~~~~~~~~~~~~

--- meson.build.orig	2023-11-20 19:15:15 UTC
+++ meson.build
@@ -26,9 +26,6 @@ elif host_machine.system() == 'darwin'
 elif host_machine.system() == 'darwin'
     test_args += '-D_DARWIN_C_SOURCE'
     add_project_arguments('-D_DARWIN_C_SOURCE', language: 'c')
-else
-    test_args += '-D_XOPEN_SOURCE=600'
-    add_project_arguments('-D_XOPEN_SOURCE=600', language: 'c')
 endif
 
 # Header checks