Eroare de compilare: user.c: In function ‘next’: user.c:13:10: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, BUFF_SIZE, 1, fin); ^ /tmp/ccleAflB.o: In function `main': user.c:(.text.startup+0x7c8): undefined reference to `query' user.c:(.text.startup+0xac1): undefined reference to `start' user.c:(.text.startup+0xadc): undefined reference to `start' user.c:(.text.startup+0xb2b): undefined reference to `start' user.c:(.text.startup+0xb4a): undefined reference to `start' user.c:(.text.startup+0xbb0): undefined reference to `start' /tmp/ccleAflB.o:user.c:(.text.startup+0xbcf): more undefined references to `start' follow collect2: error: ld returned 1 exit status