furnici.c: In function 'main': furnici.c:28: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:49: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:57: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:70: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:88: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:99: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result furnici.c:116: warning: 'rez' may be used uninitialized in this function