Failed build-igraphics-libs-mac.sh (Stdio.h)

Hey guys!

macOs: 11.5.2 (M1)
xCode 12.5.1

/.../Dependencies/Build/src/freetype/src/tools/apinames.c:19:10: fatal error: 'stdio.h' file not found

This problem is not new, but I don’t know how to cure it. Maybe someone has encountered this before?