server: Added process control support using /proc on Solaris.
diff --git a/server/process.h b/server/process.h
index 11a7d93..6f39240 100644
--- a/server/process.h
+++ b/server/process.h
@@ -133,6 +133,8 @@
 /* process tracing mechanism to use */
 #ifdef __APPLE__
 #define USE_MACH
+#elif defined(__sun)
+#define USE_PROCFS
 #else
 #define USE_PTRACE
 #endif