+ for Driver ("C") use External ("GCC", "gcc");
end Compiler;
+ package Binder is
+--- a/iconv/gnatcoll_iconv.gpr 2018-10-10 08:24:48.654714484 +0200
++++ b/iconv/gnatcoll_iconv.gpr 2018-10-10 08:24:16.926237733 +0200
+@@ -70,7 +70,7 @@
+ for Switches ("Ada") use ("-O2", "-gnatn", "-gnatwaCJ");
+ for Switches ("C") use ("-O2", "-Wunreachable-code");
+ end case;
+-
++ for Driver ("C") use External ("GCC", "gcc");
+ end Compiler;
+
+ package Binder is
+--- a/python/gnatcoll_python.gpr 2018-10-10 08:28:04.700481915 +0200
++++ b/python/gnatcoll_python.gpr 2018-10-10 08:27:33.880990030 +0200
+@@ -75,6 +75,7 @@
+ for Switches ("Ada") use ("-O2", "-gnatn", "-gnatwaCJ");
+ for Switches ("C") use ("-O2", "-Wunreachable-code") & Split(Python_CFLAGS, " ");
+ end case;
++ for Driver ("C") use External ("GCC", "gcc");
+ end Compiler;
+
package Binder is