Compilare: user.c: In function ‘main’: user.c:59:3: warning: implicit declaration of function ‘strdup’ [-Wimplicit-function-declaration] censored[i] = strdup(word); ^ user.c:59:15: warning: assignment makes pointer from integer without a cast [enabled by default] censored[i] = strdup(word); ^ user.c:73:18: warning: assignment makes pointer from integer without a cast [enabled by default] users[i]->name = strdup(name); ^ user.c:85:32: warning: assignment makes pointer from integer without a cast [enabled by default] users[i]->posts[j]->content = strdup(content); ^