diff --git a/include/thespian/backtrace.h b/include/thespian/backtrace.h
index 3f5a031..c93a082 100644
--- a/include/thespian/backtrace.h
+++ b/include/thespian/backtrace.h
@@ -12,6 +12,10 @@ void install_remote_debugger();
 void install_backtrace();
 void install_jitdebugger();
 
+void sighdl_debugger(int no, siginfo_t * /*sigi*/, void * /*uco*/);
+void sighdl_remote_debugger(int no, siginfo_t * /*sigi*/, void * /*uco*/);
+void sighdl_backtrace(int no, siginfo_t * /*sigi*/, void * /*uco*/);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/thespian.zig b/src/thespian.zig
index 5097e5a..825f97b 100644
--- a/src/thespian.zig
+++ b/src/thespian.zig
@@ -21,6 +21,11 @@ pub const install_debugger = c.install_debugger;
 pub const install_remote_debugger = c.install_remote_debugger;
 pub const install_backtrace = c.install_backtrace;
 pub const install_jitdebugger = c.install_jitdebugger;
+
+pub const sighdl_debugger = c.sighdl_debugger;
+pub const sighdl_remote_debugger = c.sighdl_remote_debugger;
+pub const sighdl_backtrace = c.sighdl_backtrace;
+
 pub const max_message_size = 8 * 4096;
 const message_buf_allocator = std.heap.c_allocator;
 threadlocal var message_buffer: std.ArrayList(u8) = std.ArrayList(u8).init(message_buf_allocator);