shithub: trueawk

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clean up xfree, remove redundant NULL check.

--- a/awk.h

+++ b/awk.h

@@ -37,7 +37,7 @@

 typedef	unsigned char uschar;

-#define	xfree(a)	{ if ((a) != NULL) { free((void *)(intptr_t)(a)); (a) = NULL; } }

+#define	xfree(a)	{ free((void *)(intptr_t)(a)); (a) = NULL; }

 /*

  * We sometimes cheat writing read-only pointers to NUL-terminate them

  * and then put back the original value

-- 

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