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diff --git a/external-libs/pcre/doc/pcre_free_substring.3 b/external-libs/pcre/doc/pcre_free_substring.3
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-.TH PCRE 3
-.SH NAME
-PCRE - Perl-compatible regular expressions
-.SH SYNOPSIS
-.rs
-.sp
-.B #include <pcre.h>
-.PP
-.SM
-.br
-.B void pcre_free_substring(const char *\fIstringptr\fR);
-
-.SH DESCRIPTION
-.rs
-.sp
-This is a convenience function for freeing the store obtained by a previous
-call to \fBpcre_get_substring()\fR or \fBpcre_get_named_substring()\fR. Its
-only argument is a pointer to the string.
-
-There is a complete description of the PCRE API in the
-.\" HREF
-\fBpcreapi\fR
-.\"
-page.