cc -pthread -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations stdlib/seed48.c -o stdlib/seed48 -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv stdlib/seed48.c:11:46: error: ‘seed48’ undeclared here (not in a function) 11 | unsigned short *(*foo)(unsigned short [3]) = seed48; | ^~~~~~