Lines Matching defs:NULL
107 #define _IO_CHECK_WIDE(THIS) (((struct _IO_FILE *) (THIS))->_wide_data != NULL)
514 #define _IO_have_backup(fp) ((fp)->_IO_save_base != NULL)
515 #define _IO_have_wbackup(fp) ((fp)->_wide_data->_IO_save_base != NULL)
517 #define _IO_have_markers(fp) ((fp)->_markers != NULL)
760 #ifndef NULL
763 # define NULL (__null)
766 # define NULL ((void*)0)
768 # define NULL (0)
829 if ((_B) == NULL) \
835 if ((_B) == NULL) \
882 NULL, WDP, 0 }
903 NULL, WDP, 0 }
963 if ((FILE) == NULL) { MAYBE_SET_EINVAL; return RET; } \