cc -pthread  -Wall -Wextra -Werror=implicit-function-declaration stdlib/lcong48.c -o stdlib/lcong48 -D_GNU_SOURCE -D_BSD_SOURCE -D_ALL_SOURCE -D_DEFAULT_SOURCE -lm -lpthread -lrt -lintl -liconv
stdlib/lcong48.c: In function ‘main’:
stdlib/lcong48.c:20:9: error: implicit declaration of function ‘lcong48’ [-Wimplicit-function-declaration]
   20 |         lcong48(params);
      |         ^~~~~~~