1Here are a few tips for building on Windows: 2 31) Create a config.h file that defines out things that defines out all the 4 features that your compiler doesn't understand (e.g. inline, restrict). 5 It also needs to define the CELT_BUILD macro 6 72) Define the HAVE_CONFIG_H macro in the project build options (NOT in config.h) 8 93) If you want things to be a lot easier, just use a compiler that supports 10 C99, such as gcc 11