diff --git a/include/bx/sem.h b/include/bx/semaphore.h
similarity index 100%
rename from include/bx/sem.h
rename to include/bx/semaphore.h
diff --git a/include/bx/spscqueue.h b/include/bx/spscqueue.h
index 6f4265f..8d0434d 100644
--- a/include/bx/spscqueue.h
+++ b/include/bx/spscqueue.h
@@ -9,7 +9,7 @@
 #include "bx.h"
 #include "cpu.h"
 #include "mutex.h"
-#include "sem.h"
+#include "semaphore.h"
 #include "uint32_t.h"
 
 #include <list>
diff --git a/include/bx/thread.h b/include/bx/thread.h
index 8e3ef23..e057244 100644
--- a/include/bx/thread.h
+++ b/include/bx/thread.h
@@ -7,7 +7,7 @@
 #define BX_THREAD_H_HEADER_GUARD
 
 #include "bx.h"
-#include "sem.h"
+#include "semaphore.h"
 
 #if BX_CONFIG_SUPPORTS_THREADING
 
diff --git a/scripts/toolchain.lua b/scripts/toolchain.lua
index 3d4fa46..e8cc6e0 100644
--- a/scripts/toolchain.lua
+++ b/scripts/toolchain.lua
@@ -730,6 +730,31 @@ function toolchain(_buildDir, _libDir)
 		buildoptions {
 			"-mfpmath=sse",
 		}
+--[[
+		defines { "BX_CRT_NONE" }
+
+		buildoptions {
+			"-nostdlib",
+			"-nodefaultlibs",
+			"-nostartfiles",
+			"-Wa,--noexecstack",
+			"-ffreestanding",
+
+			"-mpreferred-stack-boundary=4",
+			"-mstackrealign",
+		}
+
+		linkoptions {
+			"-nostdlib",
+			"-nodefaultlibs",
+			"-nostartfiles",
+			"-Wa,--noexecstack",
+			"-ffreestanding",
+
+			"-mpreferred-stack-boundary=4",
+			"-mstackrealign",
+		}
+--]]
 
 	configuration { "linux-gcc* or linux-clang*" }
 		buildoptions {
diff --git a/src/sem.cpp b/src/semaphore.cpp
similarity index 99%
rename from src/sem.cpp
rename to src/semaphore.cpp
index 69bc3cb..a3718fc 100644
--- a/src/sem.cpp
+++ b/src/semaphore.cpp
@@ -3,7 +3,7 @@
  * License: https://github.com/bkaradzic/bx#license-bsd-2-clause
  */
 
-#include <bx/sem.h>
+#include <bx/semaphore.h>
 
 #if BX_CONFIG_SUPPORTS_THREADING