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-rw-r--r--sim/cr16/configure.ac3
1 files changed, 0 insertions, 3 deletions
diff --git a/sim/cr16/configure.ac b/sim/cr16/configure.ac
index a4c274e..0daa1af 100644
--- a/sim/cr16/configure.ac
+++ b/sim/cr16/configure.ac
@@ -7,7 +7,4 @@ SIM_AC_COMMON
SIM_AC_OPTION_WARNINGS
-AC_CHECK_HEADERS(unistd.h)
-
-
SIM_AC_OUTPUT