Match MSL_C (#8)

* match wstring.c

* match math_api.c, mbstring.c, mem.c and mem_funcs.c

* more progress

* build issues

* fix non-matching issues

* reorganise files

* match fdlibm (+ libc progress)

* fix jp build

* solved some non-matchings and progress

* removed types.h usage in libc

* match data and add missing delinks for jp

libs/c/src/secure_error.c

@@ -0,0 +1,18 @@
+#include <secure_error.h>
+#include <stddef.h>
+
+msl_constraint_handler __msl_constraint_handler;
+
+void secure_error_func_02033e50();
+
+void __msl_runtime_constraint_violation_s(int param1, int param2, int param3) {
+    if (__msl_constraint_handler != NULL) {
+        __msl_constraint_handler(param1, param2, param3);
+        return;
+    }
+
+    secure_error_func_02033e50();
+}
+
+//! TODO: figure out the real name
+void secure_error_func_02033e50() {}