Index: server/process.h
--- server/process.h.orig
+++ server/process.h
@@ -21,6 +21,7 @@
 #ifndef __WINE_SERVER_PROCESS_H
 #define __WINE_SERVER_PROCESS_H
 
+#include <stdint.h>
 #include "object.h"
 
 struct atom_table;
@@ -90,6 +91,9 @@ struct process
     struct list          rawinput_entry;  /* entry in the rawinput process list */
     struct list          kernel_object;   /* list of kernel object pointers */
     struct pe_image_info image_info;      /* main exe image info */
+#ifdef __OpenBSD__
+    uint64_t            *signal_targets;  /* pending (signal, Unix tid) pairs */
+#endif
 };
 
 /* process functions */
