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Diffstat (limited to 'src/os/unix/ngx_errno.h')
-rw-r--r--src/os/unix/ngx_errno.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/os/unix/ngx_errno.h b/src/os/unix/ngx_errno.h
index cbfc98bb6..e7028bb88 100644
--- a/src/os/unix/ngx_errno.h
+++ b/src/os/unix/ngx_errno.h
@@ -43,7 +43,7 @@ ngx_int_t ngx_strerror_r(int err, char *errstr, size_t size);
#else
#define ngx_strerror_r(err, errstr, size) \
- ngx_cpystrn(errstr, strerror(err), size) - (errstr)
+ (char *) ngx_cpystrn(errstr, strerror(err), size) - (errstr)
#endif