Fix clash of strncasecmp prototypes in C++ mode.

[gnulib.git] / m4 / strcase.m4

diff --git a/m4/strcase.m4 b/m4/strcase.m4
index 2e3d9cd..ae82790 100644 (file)
--- a/m4/strcase.m4
+++ b/m4/strcase.m4
@@ -21,6 +21,7 @@ AC_DEFUN([gl_FUNC_STRCASECMP],
 AC_DEFUN([gl_FUNC_STRNCASECMP],
 [
   AC_REPLACE_FUNCS(strncasecmp)
+  AC_CHECK_DECLS(strncasecmp)
   if test $ac_cv_func_strncasecmp = no; then
     gl_PREREQ_STRNCASECMP
   fi