sudo pacman -S glib

• or Follow the instructions.

Replace Include path to yourselves (this differs by operating systems)

• Run pkg-config --cflags glib-2.0 to see include paths to add.
• Paste given path to .clangd file like below: (the specific inlude paths may differ from below).
• Note that what you only need to do is to replace the path AFTER the -std=gnu17, and BEFORE [] ends.

If:
PathMatch: 
  - .*\.c
  - .*\.h

CompileFlags:
  Add: [
    -xc, 
    -std=gnu17, 
    -I/usr/local/include/glib-2.0, 
    -I/usr/local/lib/aarch64-linux-gnu/glib-2.0/include, 
    -I/usr/local/include
  ]
  Compiler: gcc
    

Then rename .clangd.template to .clangd.

make

./webserver 8088 web/