In file included from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/util/container.h:26:0,
                 from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/environment.h:38,
                 from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/inventorymanager.cpp:22:
/home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/util/../porting.h:51:0: warning: "_GNU_SOURCE" redefined [enabled by default]
<command-line>:0:0: note: this is the location of the previous definition
In file included from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/util/container.h:26:0,
                 from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/environment.h:38,
                 from /home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/content_abm.cpp:22:
/home/vanessa/Minetest-Textures-and-mods/minetest-kwolekr/src/util/../porting.h:51:0: warning: "_GNU_SOURCE" redefined [enabled by default]
<command-line>:0:0: note: this is the location of the previous definition