CTAN update: l3kernel

The LaTeX Project Team submitted an update to the l3kernel package. Version: 2023-10-10 License: lppl1.3c Summary description: LaTeX3 programming conventions Announcement text:

---

## [2023-10-10] ### Added - `\iow_shipout_e:Nn` - Documentation for `\sys_if_timer_exist_p:` and `\sys_if_timer_exist:(TF)`. They were supported since l3kernel 2021-05-25, along with `\sys_timer:`. - l3doc.dtx: Support for footnotes in the function and variable environment - Variants `\tl_if_single:c(TF)` and `\tl_if_single_p:c` (issue \#1272) - Key properties `.str_(g)set_e:N` and `.tl_(g)set_e:N` ### Changed - Switch generally from `x`- to `e`-type variants - Convert `\file_if_exist:n(TF)` to expandable status, adding predicate version - Standardise variants for `\prop_(g)pop:NnN(TF)` - Standardise variants for `\prop_(g)put:Nnn` - Standardise variants for `\prop_(g)put_if_new:Nnn` - Standardise variants for `\prop_(g)remove:Nn` ### Deprecated - `\iow_shipout_x:Nn` in favor of `e`-type naming - Key properties `.str_(g)set_x:N` and `.tl_(g)set_x:N` ### Fixed - Rare rounding error in divisions (issue \#1264)

---

This package is located at https://mirrors.ctan.org/macros/latex/contrib/l3kernel More information is at https://www.ctan.org/pkg/l3kernel

---

Thanks for the upload. For the CTAN Team Manfred Lotz CTAN is run entirely by volunteers and supported by TeX user groups. Please join a user group or donate to one, see https://ctan.org/lugs .