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-rw-r--r--erts/emulator/sys/ose/erl_ose_sys.h5
-rw-r--r--erts/emulator/sys/unix/erl_unix_sys.h5
-rw-r--r--erts/emulator/sys/win32/erl_win_sys.h4
3 files changed, 14 insertions, 0 deletions
diff --git a/erts/emulator/sys/ose/erl_ose_sys.h b/erts/emulator/sys/ose/erl_ose_sys.h
index 94f1e58883..5243886bac 100644
--- a/erts/emulator/sys/ose/erl_ose_sys.h
+++ b/erts/emulator/sys/ose/erl_ose_sys.h
@@ -70,6 +70,11 @@ struct erts_sys_fd_type {
/*
+ * Min number of async threads
+ */
+#define ERTS_MIN_NO_OF_ASYNC_THREADS 1
+
+/*
* Our own type of "FD's"
*/
#define ERTS_SYS_FD_TYPE struct erts_sys_fd_type*
diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h
index 2c47aa06c2..176fc049a7 100644
--- a/erts/emulator/sys/unix/erl_unix_sys.h
+++ b/erts/emulator/sys/unix/erl_unix_sys.h
@@ -127,6 +127,11 @@
# endif
#endif
+/*
+ * Min number of async threads
+ */
+#define ERTS_MIN_NO_OF_ASYNC_THREADS 0
+
/* File descriptors are numbers anc consecutively allocated on Unix */
#define ERTS_SYS_CONTINOUS_FD_NUMBERS
diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h
index 0deb097b1a..8015e8f378 100644
--- a/erts/emulator/sys/win32/erl_win_sys.h
+++ b/erts/emulator/sys/win32/erl_win_sys.h
@@ -103,6 +103,10 @@
#define CreateAutoEvent(state) CreateEvent(NULL, FALSE, state, NULL)
#define CreateManualEvent(state) CreateEvent(NULL, TRUE, state, NULL)
+/*
+ * Min number of async threads
+ */
+#define ERTS_MIN_NO_OF_ASYNC_THREADS 0
/*
* Our own type of "FD's"