Index: libcfa/src/concurrency/coroutine.cfa
===================================================================
--- libcfa/src/concurrency/coroutine.cfa	(revision 97229d6d4d0603b4f97fac22b55c583eb89341e1)
+++ libcfa/src/concurrency/coroutine.cfa	(revision bf08316a0e1d3408ce3ab75559cd3293d45eb790)
@@ -10,6 +10,6 @@
 // Created On       : Mon Nov 28 12:27:26 2016
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Fri Oct 23 23:05:24 2020
-// Update Count     : 22
+// Last Modified On : Tue Dec 15 12:06:04 2020
+// Update Count     : 23
 //
 
@@ -88,4 +88,5 @@
 static const size_t MinStackSize = 1000;
 extern size_t __page_size;				// architecture pagesize HACK, should go in proper runtime singleton
+extern int __map_prot;
 
 void __stack_prepare( __stack_info_t * this, size_t create_size );
@@ -206,5 +207,5 @@
 		__cfaabi_dbg_debug_do(
 			storage = (char*)(storage) - __page_size;
-			if ( mprotect( storage, __page_size, PROT_READ | PROT_WRITE ) == -1 ) {
+			if ( mprotect( storage, __page_size, __map_prot ) == -1 ) {
 				abort( "(coStack_t *)%p.^?{}() : internal error, mprotect failure, error(%d) %s.", &this, errno, strerror( errno ) );
 			}