--- /dev/null
+**
+!config.m4
+!ion.c
+!ion_arginfo.h
+!ion_private.h
+!Makefile.frag
+!php_ion.h
+#
+!ion-c/cmake
+!ion-c/CMakeLists.txt
+!ion-c/decNumber
+!ion-c/ionc
+!ion-c/LICENSE
+!ion-c/README.md
+!ion-c/test/*.*
+!ion-c/test/googletest/CMakeLists.txt
+!ion-c/test/googletest/googlemock/CMakeLists.txt
+!ion-c/test/googletest/googlemock/include
+!ion-c/test/googletest/googlemock/src
+!ion-c/test/googletest/googletest/cmake
+!ion-c/test/googletest/googletest/CMakeLists.txt
+!ion-c/test/googletest/googletest/include
+!ion-c/test/googletest/googletest/src
+!ion-c/tools