filename_scm     1101 src/syslib.c     ScmObj filename_scm;
filename_scm     1104 src/syslib.c     filename_scm = SCM_ARGREF(0);
filename_scm     1105 src/syslib.c     if (!SCM_STRINGP(filename_scm)) Scm_Error("const C string required, but got %S", filename_scm);
filename_scm     1106 src/syslib.c     filename = SCM_STRING_CONST_CSTRING(filename_scm);