ITNOA

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#### Description This PR remove `strings.h` and try to use standard functions. You can view, comment on, or merge this pull request online at:

https://github.com/kamailio/kamailio/pull/4114

-- Commit Summary --

* Change C standard version to 23 * Remove strings.h * Fix some typo

-- File Changes --

M src/core/dprint.c (2) M src/core/parser/parse_methods.c (2) M src/core/parser/parse_option_tags.h (2) M src/core/sr_module.c (2) M src/core/ut.h (1)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/4114.patch https://github.com/kamailio/kamailio/pull/4114.diff