rb_econv_make_exception 337 include/ruby/encoding.h VALUE rb_econv_make_exception(rb_econv_t *ec); rb_econv_make_exception 2278 io.c exc = rb_econv_make_exception(fptr->readconv); rb_econv_make_exception 4120 io.c return noalloc ? Qtrue : rb_econv_make_exception(fptr->writeconv); rb_econv_make_exception 4141 io.c return noalloc ? Qtrue : rb_econv_make_exception(fptr->writeconv);