Remove the HASLB and FREEUB macros.

Because we hate macros.

Bug: N/A
Test: ran tests
Change-Id: I2c94085ff502ec5ce6d8598ec6b3c10e7a4b5510
diff --git a/libc/stdio/local.h b/libc/stdio/local.h
index 575a428..d8b1a57 100644
--- a/libc/stdio/local.h
+++ b/libc/stdio/local.h
@@ -143,7 +143,7 @@
 #define __SALC 0x4000  // Allocate string space dynamically.
 #define __SIGN 0x8000  // Ignore this file in _fwalk.
 
-// TODO: remove remaining references to these obsolete flags.
+// TODO: remove remaining references to these obsolete flags (see above).
 #define __SNPT 0
 #define __SOPT 0
 
@@ -224,15 +224,6 @@
 	_UB(fp)._base = NULL; \
 }
 
-/*
- * test for an fgetln() buffer.
- */
-#define	HASLB(fp) ((fp)->_lb._base != NULL)
-#define	FREELB(fp) { \
-	free((char *)(fp)->_lb._base); \
-	(fp)->_lb._base = NULL; \
-}
-
 #define FLOCKFILE(fp)   if (!_EXT(fp)->_caller_handles_locking) flockfile(fp)
 #define FUNLOCKFILE(fp) if (!_EXT(fp)->_caller_handles_locking) funlockfile(fp)