Fix the following build failure raised since bump to version 2.17.12 in commit50ba0b0a40and517d3ea036: src/random.c:1:23: fatal error: stdatomic.h: No such file or directory #include <stdatomic.h> ^ Fixes: - http://autobuild.buildroot.org/results/ca62edddd42252bf21caa8243f8aaba38992fc68 Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com> (cherry picked from commitc098306444) Signed-off-by: Peter Korsgaard <peter@korsgaard.com>