[mc] Add missing XBT_PUBLIC() in config.hpp

diff --git a/include/xbt/config.hpp b/include/xbt/config.hpp
index af350a5..42f8fdf 100644 (file)
--- a/include/xbt/config.hpp
+++ b/include/xbt/config.hpp
@@ -21,9 +21,9 @@
 namespace simgrid {
 namespace config {
 
-bool parseBool(const char* value);
-double parseDouble(const char* value);
-long int parseLong(const char* value);
+XBT_PUBLIC(bool) parseBool(const char* value);
+XBT_PUBLIC(double) parseDouble(const char* value);
+XBT_PUBLIC(long int) parseLong(const char* value);
 
 template<class T> struct parse_option {
   static inline T parse(const char* value)