Fix linking problems on some platforms caused by inline/non-inline versions

of same functions (obsoletes MAYBE_INLINE) [by Alexei Sheplyakov].

ChangeLog

@@ -5,6 +5,7 @@
 	* src/base/cl_maybe_inline.h: New file.
 	* src/base/cl_inline2.h: New file.
 	* src/base/cl_inline.h: New file.
+	* src/base/string/cl_st_make0.h: New file.
 	* src/base/cl_macros.h: Pull in cl_maybe_inline.h.
 	* src/base/string/cl_st_concat1.cc: Use new CL_INLINE macros and the
 	new *_inline functions.

src/base/string/cl_st_make0.h

@@ -0,0 +1,11 @@
+#ifndef _CL_ST_MAKE0_H
+#define _CL_ST_MAKE0_H
+#include "cln/string.h"
+
+namespace cln {
+
+extern cl_heap_string* cl_make_heap_string (unsigned long len);
+
+}  // namespace cln
+
+#endif /* _CL_ST_MAKE0_H */