[#117] call closedir(dir) when checking requirements

Author: dgraziotin

src/main.c

@@ -85,6 +85,8 @@ void check_requirements()
             exit(EXIT_FAILURE);
         }
 
+        closedir(dir);
+
     }
 
     pclose(fd);
@@ -100,6 +102,8 @@ void check_requirements()
             exit(EXIT_FAILURE);
         }
 
+        closedir(dir);
+
     }
 
     pclose(fd);