src: fix OpenBSD build

PR-URL: #28384
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Rich Trott <rtrott@gmail.com>

Author: devnexen

src/debug_utils.cc

@@ -26,9 +26,11 @@
 
 #endif  // __POSIX__
 
-#if defined(__linux__) || defined(__sun) || defined(__FreeBSD__)
+#if defined(__linux__) || defined(__sun) || \
+    defined(__FreeBSD__) || defined(__OpenBSD__)
 #include <link.h>
-#endif  // (__linux__) || defined(__sun) || defined(__FreeBSD__)
+#endif  // (__linux__) || defined(__sun) ||
+        // (__FreeBSD__) || defined(__OpenBSD__)
 
 #ifdef __APPLE__
 #include <mach-o/dyld.h>  // _dyld_get_image_name()
@@ -331,7 +333,7 @@ void PrintLibuvHandleInformation(uv_loop_t* loop, FILE* stream) {
 
 std::vector<std::string> NativeSymbolDebuggingContext::GetLoadedLibraries() {
   std::vector<std::string> list;
-#if defined(__linux__) || defined(__FreeBSD__)
+#if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__)
   dl_iterate_phdr(
       [](struct dl_phdr_info* info, size_t size, void* data) {
         auto list = static_cast<std::vector<std::string>*>(data);

src/env.cc

@@ -277,7 +277,7 @@ std::string GetExecPath(const std::vector<std::string>& argv) {
   uv_fs_t req;
   req.ptr = nullptr;
   if (0 ==
-      uv_fs_realpath(env->event_loop(), &req, exec_path.c_str(), nullptr)) {
+      uv_fs_realpath(nullptr, &req, exec_path.c_str(), nullptr)) {
     CHECK_NOT_NULL(req.ptr);
     exec_path = std::string(static_cast<char*>(req.ptr));
   }

src/node_report.cc

@@ -519,7 +519,9 @@ static void PrintSystemInformation(JSONWriter* writer) {
 #ifndef __sun
     {"max_user_processes", RLIMIT_NPROC},
 #endif
+#ifndef __OpenBSD__
     {"virtual_memory_kbytes", RLIMIT_AS}
+#endif
   };
 #endif  // _WIN32
   writer->json_objectstart("environmentVariables");