fix windows ci failure

Author: anutosh491

src/xinspect.cpp

@@ -1,6 +1,5 @@
 /************************************************************************************
  * Copyright (c) 2023, xeus-cpp contributors                                        *
- * Copyright (c) 2023, Johan Mabille, Loic Gouarin, Sylvain Corlay, Wolf Vollprecht *
  *                                                                                  *
  * Distributed under the terms of the BSD 3-Clause License.                         *
  *                                                                                  *

src/xinspect.hpp

@@ -22,15 +22,15 @@
 
 namespace xcpp
 {
-    struct node_predicate
+    struct XEUS_CPP_API node_predicate
     {
         std::string kind;
         std::string child_value;
 
         bool operator()(pugi::xml_node node) const;
     };
 
-    struct class_member_predicate
+    struct XEUS_CPP_API class_member_predicate
     {
         std::string class_name;
         std::string kind;
@@ -40,15 +40,15 @@ namespace xcpp
         bool operator()(pugi::xml_node node);
     };
 
-    std::string find_type_slow(const std::string& expression);
+    XEUS_CPP_API std::string find_type_slow(const std::string& expression);
 
     static nl::json read_tagconfs(const char* path);
 
-    std::pair<bool, std::smatch> is_inspect_request(const std::string& code, const std::regex& re);
+    XEUS_CPP_API std::pair<bool, std::smatch> is_inspect_request(const std::string& code, const std::regex& re);
 
-    void inspect(const std::string& code, nl::json& kernel_res);
+    XEUS_CPP_API void inspect(const std::string& code, nl::json& kernel_res);
 
-    class xintrospection : public xpreamble
+    class XEUS_CPP_API xintrospection : public xpreamble
     {
     public: