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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index b6868e9..ae5874e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -190,7 +190,7 @@ AS_IF([test "x$enable_ubuntu" != xno], [
AM_CONDITIONAL([ENABLE_UBUNTU], [test "x$enable_ubuntu" != xno])
# Checks for header files.
-AC_CHECK_HEADERS([locale.h stdint.h stdlib.h string.h unistd.h sys/signal.h])
+AC_CHECK_HEADERS([locale.h stdint.h stdlib.h string.h unistd.h signal.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_UINT16_T