Only add to browse-url-default-handlers if defined
authorAlex Schroeder <alex@gnu.org>
Sun, 27 Jun 2021 20:01:43 +0000 (22:01 +0200)
committerAlex Schroeder <alex@gnu.org>
Sun, 27 Jun 2021 20:01:43 +0000 (22:01 +0200)
commit2c636ea3e5ea7d2cb9f8d0e2062f067b68fdaaf0
treee8cd0ae451a94a6aec5f63cae365c0be6c5c9d89
parent251033288819389440383a5d823ea3fb9d2f2d97
Only add to browse-url-default-handlers if defined

On some systems, browse-url does not define
browse-url-default-handlers.
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