Index: uspace/lib/posix/source/internal/common.h
===================================================================
--- uspace/lib/posix/source/internal/common.h	(revision 6afc9d780e775e54c1cfb5d3c57fb749979b18d2)
+++ uspace/lib/posix/source/internal/common.h	(revision d2bb25e777311fb1c2e3cb09e66bab0c8b523a13)
@@ -48,14 +48,4 @@
 	} while (0)
 
-/* Convert negative error return value to positive errno */
-#define errnify(func, ...) ({ \
-	int rc = func(__VA_ARGS__); \
-	if (rc < 0) { \
-		errno = -rc; \
-		rc = -1; \
-	} \
-	rc; \
-})
-
 /* Convert negative errno to positive errno */
 #define negerrno(func, ...) ({ \