[EDG eccp/SUSE EL 9] incompatible argument error on wcsftime()

eccp -c -I$(### gmake  -Cbuild/lib   BUILDMODE=,archive,debug,narrow CONFIG=eccp.config 2>&1 | sed -e "s/\/build2\/batman\/5.0.0\/builds\/34681289\/source-buildspace\/build/\$(BUILDDIR)/g;s/\/build2\/batman\/5.0.0\/builds\/34681289\/source-buildspace/\$(TOPDIR)/g" | tee /tmp/build.24118.log:
...
gmake: Entering directory `$(BUILDDIR)/lib'
TOPDIR)/include/ansi -D_RWSTDDEBUG    -I$(TOPDIR)/include -I$(BUILDDIR)/include  -A -x --template_directory=$(BUILDDIR)/lib -g   --display_error_number --remarks --diag_suppress 193,236,340,401,261,479,487,678,679,815    $(TOPDIR)/src/time_put.cpp
"$(TOPDIR)/src/time_put.cpp", line 2895: error #167: 
          argument of type "char *" is incompatible with parameter of type
          "const wchar_t *"
              res = wcsftime (wbuf, bufsize, fmtstr, tmb);
                                             ^

1 error detected in the compilation of "$(TOPDIR)/src/time_put.cpp".
gmake: *** [time_put.o] Error 2
gmake: Leaving directory `$(BUILDDIR)/lib'