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-rw-r--r--Makefile3
-rw-r--r--configure.ac4
2 files changed, 4 insertions, 3 deletions
diff --git a/Makefile b/Makefile
index e35542e..4307588 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,8 @@ all::
# have been written to the final string if enough space had been available.
#
# Define FREAD_READS_DIRECTORIES if you are on a system which succeeds
-# when attempting to read from an fopen'ed directory.
+# when attempting to read from an fopen'ed directory (or even to fopen
+# it at all).
#
# Define NO_OPENSSL environment variable if you do not have OpenSSL.
# This also implies BLK_SHA1.
diff --git a/configure.ac b/configure.ac
index 1281655..ceeb9de 100644
--- a/configure.ac
+++ b/configure.ac
@@ -865,9 +865,9 @@ AC_CACHE_CHECK([whether system succeeds to read fopen'ed directory],
[
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
- [[char c;
+ [[
FILE *f = fopen(".", "r");
- return f && fread(&c, 1, 1, f)]])],
+ return f)]])],
[ac_cv_fread_reads_directories=no],
[ac_cv_fread_reads_directories=yes])
])