diff --git a/debuggerd/Android.bp b/debuggerd/Android.bp
index 0602e0a..780e48d 100644
--- a/debuggerd/Android.bp
+++ b/debuggerd/Android.bp
@@ -74,6 +74,7 @@
     header_libs: [
         "libbase_headers",
         "libdebuggerd_common_headers",
+        "bionic_libc_platform_headers",
     ],
 
     whole_static_libs: [
@@ -92,6 +93,9 @@
     defaults: ["debuggerd_defaults"],
     srcs: ["handler/debuggerd_fallback_nop.cpp"],
 
+    header_libs: ["bionic_libc_platform_headers"],
+    export_header_lib_headers: ["bionic_libc_platform_headers"],
+
     whole_static_libs: [
         "libdebuggerd_handler_core",
     ],
@@ -119,6 +123,10 @@
         "liblzma",
         "libcutils",
     ],
+
+    header_libs: ["bionic_libc_platform_headers"],
+    export_header_lib_headers: ["bionic_libc_platform_headers"],
+
     target: {
         recovery: {
             exclude_static_libs: [
@@ -138,15 +146,21 @@
         "util.cpp",
     ],
 
-    header_libs: ["libdebuggerd_common_headers"],
-
     shared_libs: [
         "libbase",
         "libcutils",
         "libprocinfo",
     ],
 
-    export_header_lib_headers: ["libdebuggerd_common_headers"],
+    header_libs: [
+        "libdebuggerd_common_headers",
+        "bionic_libc_platform_headers",
+    ],
+    export_header_lib_headers: [
+        "libdebuggerd_common_headers",
+        "bionic_libc_platform_headers",
+    ],
+
     export_include_dirs: ["include"],
 }
 
@@ -167,6 +181,7 @@
 
     // Needed for private/bionic_fdsan.h
     include_dirs: ["bionic/libc"],
+    header_libs: ["bionic_libc_platform_headers"],
 
     static_libs: [
         "libdexfile_support_static",  // libunwindstack dependency
@@ -176,6 +191,7 @@
         "libcutils",
         "liblog",
     ],
+
     target: {
         recovery: {
             exclude_static_libs: [
@@ -232,6 +248,10 @@
         "libdebuggerd",
     ],
 
+    header_libs: [
+        "bionic_libc_platform_headers",
+    ],
+
     local_include_dirs: [
         "libdebuggerd",
     ],
@@ -277,6 +297,10 @@
         },
     },
 
+    header_libs: [
+        "bionic_libc_platform_headers",
+    ],
+
     static_libs: [
         "libtombstoned_client_static",
         "libdebuggerd",
@@ -317,7 +341,10 @@
     ],
     defaults: ["debuggerd_defaults"],
 
-    header_libs: ["libdebuggerd_common_headers"],
+    header_libs: [
+        "bionic_libc_platform_headers",
+        "libdebuggerd_common_headers"
+    ],
 
     static_libs: [
         "libbase",
diff --git a/debuggerd/client/debuggerd_client.cpp b/debuggerd/client/debuggerd_client.cpp
index 7e35a2f..5c02738 100644
--- a/debuggerd/client/debuggerd_client.cpp
+++ b/debuggerd/client/debuggerd_client.cpp
@@ -35,6 +35,7 @@
 #include <android-base/stringprintf.h>
 #include <android-base/strings.h>
 #include <android-base/unique_fd.h>
+#include <bionic/reserved_signals.h>
 #include <cutils/sockets.h>
 #include <procinfo/process.h>
 
@@ -50,7 +51,7 @@
 using android::base::WriteStringToFd;
 
 static bool send_signal(pid_t pid, const DebuggerdDumpType dump_type) {
-  const int signal = (dump_type == kDebuggerdJavaBacktrace) ? SIGQUIT : DEBUGGER_SIGNAL;
+  const int signal = (dump_type == kDebuggerdJavaBacktrace) ? SIGQUIT : BIONIC_SIGNAL_DEBUGGER;
   sigval val;
   val.sival_int = (dump_type == kDebuggerdNativeBacktrace) ? 1 : 0;
 
diff --git a/debuggerd/crash_dump.cpp b/debuggerd/crash_dump.cpp
index cb55745..e8f366f 100644
--- a/debuggerd/crash_dump.cpp
+++ b/debuggerd/crash_dump.cpp
@@ -40,6 +40,7 @@
 #include <android-base/stringprintf.h>
 #include <android-base/strings.h>
 #include <android-base/unique_fd.h>
+#include <bionic/reserved_signals.h>
 #include <cutils/sockets.h>
 #include <log/log.h>
 #include <private/android_filesystem_config.h>
@@ -511,13 +512,13 @@
 
   // Defer the message until later, for readability.
   bool wait_for_gdb = android::base::GetBoolProperty("debug.debuggerd.wait_for_gdb", false);
-  if (siginfo.si_signo == DEBUGGER_SIGNAL) {
+  if (siginfo.si_signo == BIONIC_SIGNAL_DEBUGGER) {
     wait_for_gdb = false;
   }
 
   // Detach from all of our attached threads before resuming.
   for (const auto& [tid, thread] : thread_info) {
-    int resume_signal = thread.signo == DEBUGGER_SIGNAL ? 0 : thread.signo;
+    int resume_signal = thread.signo == BIONIC_SIGNAL_DEBUGGER ? 0 : thread.signo;
     if (wait_for_gdb) {
       resume_signal = 0;
       if (tgkill(target_process, tid, SIGSTOP) != 0) {
@@ -555,10 +556,10 @@
             << " (target tid = " << g_target_thread << ")";
 
   int signo = siginfo.si_signo;
-  bool fatal_signal = signo != DEBUGGER_SIGNAL;
+  bool fatal_signal = signo != BIONIC_SIGNAL_DEBUGGER;
   bool backtrace = false;
 
-  // si_value is special when used with DEBUGGER_SIGNAL.
+  // si_value is special when used with BIONIC_SIGNAL_DEBUGGER.
   //   0: dump tombstone
   //   1: dump backtrace
   if (!fatal_signal) {
diff --git a/debuggerd/crasher/Android.bp b/debuggerd/crasher/Android.bp
index 7bec470..e86f499 100644
--- a/debuggerd/crasher/Android.bp
+++ b/debuggerd/crasher/Android.bp
@@ -44,6 +44,7 @@
     name: "crasher",
 
     defaults: ["crasher-defaults"],
+    header_libs: ["bionic_libc_platform_headers"],
     shared_libs: [
         "libbase",
         "liblog",
@@ -65,6 +66,7 @@
     defaults: ["crasher-defaults"],
     cppflags: ["-DSTATIC_CRASHER"],
     static_executable: true,
+    header_libs: ["bionic_libc_platform_headers"],
     static_libs: [
         "libdebuggerd_handler",
         "libbase",
diff --git a/debuggerd/debuggerd_test.cpp b/debuggerd/debuggerd_test.cpp
index 99729dc..6a8cc56 100644
--- a/debuggerd/debuggerd_test.cpp
+++ b/debuggerd/debuggerd_test.cpp
@@ -31,6 +31,7 @@
 
 #include <android/fdsan.h>
 #include <android/set_abort_message.h>
+#include <bionic/reserved_signals.h>
 
 #include <android-base/cmsg.h>
 #include <android-base/file.h>
@@ -398,7 +399,7 @@
   unique_fd output_fd;
   StartProcess([]() {
     android_set_abort_message("not actually aborting");
-    raise(DEBUGGER_SIGNAL);
+    raise(BIONIC_SIGNAL_DEBUGGER);
     exit(0);
   });
   StartIntercept(&output_fd);
@@ -466,7 +467,7 @@
 
   sigval val;
   val.sival_int = 1;
-  ASSERT_EQ(0, sigqueue(crasher_pid, DEBUGGER_SIGNAL, val)) << strerror(errno);
+  ASSERT_EQ(0, sigqueue(crasher_pid, BIONIC_SIGNAL_DEBUGGER, val)) << strerror(errno);
   FinishIntercept(&intercept_result);
   ASSERT_EQ(1, intercept_result) << "tombstoned reported failure";
   ConsumeFd(std::move(output_fd), &result);
@@ -734,7 +735,7 @@
 
   siginfo.si_value.sival_int = dump_type == kDebuggerdNativeBacktrace;
 
-  if (syscall(__NR_rt_tgsigqueueinfo, getpid(), gettid(), DEBUGGER_SIGNAL, &siginfo) != 0) {
+  if (syscall(__NR_rt_tgsigqueueinfo, getpid(), gettid(), BIONIC_SIGNAL_DEBUGGER, &siginfo) != 0) {
     PLOG(ERROR) << "libdebuggerd_client: failed to send signal to self";
     return false;
   }
@@ -887,7 +888,7 @@
       errx(2, "first waitpid returned %d (%s), expected failure with ECHILD", rc, strerror(errno));
     }
 
-    raise(DEBUGGER_SIGNAL);
+    raise(BIONIC_SIGNAL_DEBUGGER);
 
     errno = 0;
     rc = TEMP_FAILURE_RETRY(waitpid(-1, &status, __WALL | __WNOTHREAD));
diff --git a/debuggerd/handler/debuggerd_fallback.cpp b/debuggerd/handler/debuggerd_fallback.cpp
index bbec612..9bcbdb3 100644
--- a/debuggerd/handler/debuggerd_fallback.cpp
+++ b/debuggerd/handler/debuggerd_fallback.cpp
@@ -42,6 +42,7 @@
 #include <android-base/file.h>
 #include <android-base/unique_fd.h>
 #include <async_safe/log.h>
+#include <bionic/reserved_signals.h>
 #include <unwindstack/DexFiles.h>
 #include <unwindstack/JitDebug.h>
 #include <unwindstack/Maps.h>
@@ -272,7 +273,7 @@
         siginfo.si_pid = getpid();
         siginfo.si_uid = getuid();
 
-        if (syscall(__NR_rt_tgsigqueueinfo, getpid(), tid, DEBUGGER_SIGNAL, &siginfo) != 0) {
+        if (syscall(__NR_rt_tgsigqueueinfo, getpid(), tid, BIONIC_SIGNAL_DEBUGGER, &siginfo) != 0) {
           async_safe_format_log(ANDROID_LOG_ERROR, "libc", "failed to send trace signal to %d: %s",
                                 tid, strerror(errno));
           return false;
@@ -340,7 +341,7 @@
 
 extern "C" void debuggerd_fallback_handler(siginfo_t* info, ucontext_t* ucontext,
                                            void* abort_message) {
-  if (info->si_signo == DEBUGGER_SIGNAL && info->si_value.sival_ptr != nullptr) {
+  if (info->si_signo == BIONIC_SIGNAL_DEBUGGER && info->si_value.sival_ptr != nullptr) {
     return trace_handler(info, ucontext);
   } else {
     return crash_handler(info, ucontext, abort_message);
diff --git a/debuggerd/handler/debuggerd_handler.cpp b/debuggerd/handler/debuggerd_handler.cpp
index b90ca80..6e01289 100644
--- a/debuggerd/handler/debuggerd_handler.cpp
+++ b/debuggerd/handler/debuggerd_handler.cpp
@@ -51,6 +51,7 @@
 
 #include <android-base/unique_fd.h>
 #include <async_safe/log.h>
+#include <bionic/reserved_signals.h>
 #include <cutils/properties.h>
 
 #include <libdebuggerd/utility.h>
@@ -175,7 +176,7 @@
     thread_name[MAX_TASK_NAME_LEN] = 0;
   }
 
-  if (info->si_signo == DEBUGGER_SIGNAL) {
+  if (info->si_signo == BIONIC_SIGNAL_DEBUGGER) {
     async_safe_format_log(ANDROID_LOG_INFO, "libc", "Requested dump for tid %d (%s)", __gettid(),
                           thread_name);
     return;
@@ -307,7 +308,7 @@
 static void* pseudothread_stack;
 
 static DebuggerdDumpType get_dump_type(const debugger_thread_info* thread_info) {
-  if (thread_info->siginfo->si_signo == DEBUGGER_SIGNAL &&
+  if (thread_info->siginfo->si_signo == BIONIC_SIGNAL_DEBUGGER &&
       thread_info->siginfo->si_value.sival_int) {
     return kDebuggerdNativeBacktrace;
   }
@@ -429,7 +430,7 @@
     async_safe_format_log(ANDROID_LOG_FATAL, "libc", "crash_dump helper crashed or stopped");
   }
 
-  if (thread_info->siginfo->si_signo != DEBUGGER_SIGNAL) {
+  if (thread_info->siginfo->si_signo != BIONIC_SIGNAL_DEBUGGER) {
     // For crashes, we don't need to minimize pause latency.
     // Wait for the dump to complete before having the process exit, to avoid being murdered by
     // ActivityManager or init.
@@ -446,7 +447,7 @@
   // exited with the correct exit status (e.g. so that sh will report
   // "Segmentation fault" instead of "Killed"). For this to work, we need
   // to deregister our signal handler for that signal before continuing.
-  if (info->si_signo != DEBUGGER_SIGNAL) {
+  if (info->si_signo != BIONIC_SIGNAL_DEBUGGER) {
     signal(info->si_signo, SIG_DFL);
     int rc = syscall(SYS_rt_tgsigqueueinfo, __getpid(), __gettid(), info->si_signo, info);
     if (rc != 0) {
@@ -485,7 +486,7 @@
 
   void* abort_message = nullptr;
   uintptr_t si_val = reinterpret_cast<uintptr_t>(info->si_ptr);
-  if (signal_number == DEBUGGER_SIGNAL) {
+  if (signal_number == BIONIC_SIGNAL_DEBUGGER) {
     if (info->si_code == SI_QUEUE && info->si_pid == __getpid()) {
       // Allow for the abort message to be explicitly specified via the sigqueue value.
       // Keep the bottom bit intact for representing whether we want a backtrace or a tombstone.
@@ -576,7 +577,7 @@
     fatal_errno("failed to restore traceable");
   }
 
-  if (info->si_signo == DEBUGGER_SIGNAL) {
+  if (info->si_signo == BIONIC_SIGNAL_DEBUGGER) {
     // If the signal is fatal, don't unlock the mutex to prevent other crashing threads from
     // starting to dump right before our death.
     pthread_mutex_unlock(&crash_mutex);
diff --git a/debuggerd/include/debuggerd/handler.h b/debuggerd/include/debuggerd/handler.h
index 7196e0a..cd6fc05 100644
--- a/debuggerd/include/debuggerd/handler.h
+++ b/debuggerd/include/debuggerd/handler.h
@@ -16,6 +16,7 @@
 
 #pragma once
 
+#include <bionic/reserved_signals.h>
 #include <signal.h>
 #include <stdint.h>
 #include <sys/cdefs.h>
@@ -33,11 +34,11 @@
 void debuggerd_init(debuggerd_callbacks_t* callbacks);
 
 // DEBUGGER_ACTION_DUMP_TOMBSTONE and DEBUGGER_ACTION_DUMP_BACKTRACE are both
-// triggered via DEBUGGER_SIGNAL. The debugger_action_t is sent via si_value
+// triggered via BIONIC_SIGNAL_DEBUGGER. The debugger_action_t is sent via si_value
 // using sigqueue(2) or equivalent. If no si_value is specified (e.g. if the
 // signal is sent by kill(2)), the default behavior is to print the backtrace
 // to the log.
-#define DEBUGGER_SIGNAL (__SIGRTMIN + 3)
+#define DEBUGGER_SIGNAL BIONIC_SIGNAL_DEBUGGER
 
 static void __attribute__((__unused__)) debuggerd_register_handlers(struct sigaction* action) {
   sigaction(SIGABRT, action, nullptr);
@@ -50,7 +51,7 @@
 #endif
   sigaction(SIGSYS, action, nullptr);
   sigaction(SIGTRAP, action, nullptr);
-  sigaction(DEBUGGER_SIGNAL, action, nullptr);
+  sigaction(BIONIC_SIGNAL_DEBUGGER, action, nullptr);
 }
 
 __END_DECLS
diff --git a/debuggerd/libdebuggerd/tombstone.cpp b/debuggerd/libdebuggerd/tombstone.cpp
index 236fcf7..b64e260 100644
--- a/debuggerd/libdebuggerd/tombstone.cpp
+++ b/debuggerd/libdebuggerd/tombstone.cpp
@@ -52,9 +52,6 @@
 #include <unwindstack/Regs.h>
 #include <unwindstack/Unwinder.h>
 
-// Needed to get DEBUGGER_SIGNAL.
-#include "debuggerd/handler.h"
-
 #include "libdebuggerd/backtrace.h"
 #include "libdebuggerd/open_files_list.h"
 #include "libdebuggerd/utility.h"
diff --git a/debuggerd/libdebuggerd/utility.cpp b/debuggerd/libdebuggerd/utility.cpp
index 5ce26fc..0a1d2a4 100644
--- a/debuggerd/libdebuggerd/utility.cpp
+++ b/debuggerd/libdebuggerd/utility.cpp
@@ -35,6 +35,7 @@
 #include <android-base/stringprintf.h>
 #include <android-base/strings.h>
 #include <android-base/unique_fd.h>
+#include <bionic/reserved_signals.h>
 #include <debuggerd/handler.h>
 #include <log/log.h>
 #include <unwindstack/Memory.h>
@@ -296,7 +297,8 @@
     case SIGSTOP: return "SIGSTOP";
     case SIGSYS: return "SIGSYS";
     case SIGTRAP: return "SIGTRAP";
-    case DEBUGGER_SIGNAL: return "<debuggerd signal>";
+    case BIONIC_SIGNAL_DEBUGGER:
+      return "<debuggerd signal>";
     default: return "?";
   }
 }