Compilare: user.c: In function ‘insertDLLNode’: user.c:64: warning: assignment from incompatible pointer type user.c:65: warning: assignment from incompatible pointer type user.c: In function ‘findNode’: user.c:75: warning: assignment from incompatible pointer type user.c: In function ‘removeNode’: user.c:85: warning: assignment from incompatible pointer type user.c:91: warning: assignment from incompatible pointer type user.c:98: warning: initialization from incompatible pointer type user.c:99: warning: initialization from incompatible pointer type user.c:100: warning: assignment from incompatible pointer type user.c:101: warning: assignment from incompatible pointer type user.c: In function ‘main’: user.c:133: warning: suggest explicit braces to avoid ambiguous ‘else’ user.c:117: warning: unused variable ‘valueToDelete’ user.c:121: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:124: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c: In function ‘insertDLLNode’: user.c:69: warning: control reaches end of non-void function