X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=src%2Frrd_thread_safe.c;h=e1e3cbeaa1b660b3b698de0f504738c4ec961683;hp=6e30115bf7ea61a30a66435015f33adacf7269b3;hb=d4d67c5fdf35d76f9c95532acfce632a6213ac1d;hpb=bed830e383db9d9fc563897442cc441981396504

diff --git a/src/rrd_thread_safe.c b/src/rrd_thread_safe.c
index 6e30115..e1e3cbe 100644
--- a/src/rrd_thread_safe.c
+++ b/src/rrd_thread_safe.c
@@ -66,7 +66,7 @@ const char *rrd_strerror(
     /* Even though POSIX/XSI requires "strerror_r" to return an "int", some
      * systems (e.g. the GNU libc) return a "char *" _and_ ignore the second
      * argument ... -tokkee */
-#if STRERROR_R_CHAR_P
+#ifdef STRERROR_R_CHAR_P
     ret = strerror_r(err, ctx->lib_errstr, sizeof(ctx->lib_errstr));
     if ((! ret) || (*ret == '\0')) {
         if (*ctx->lib_errstr != '\0')