envsubst(1)
git-sh-i18n--envsubst(1)
zshexpn(1)
FcConfigSubstitute(3)
FcConfigSubstituteWithPat(3)
FcDefaultSubstitute(3)
FcStrStr(3)
FcStrStrIgnoreCase(3)
pcre16_copy_named_substring,
pcre16_copy_substring,
pcre16_free_substring,
pcre16_free_substring_list,
pcre16_get_named_substring,
pcre16_get_substring,
pcre16_get_substring_list,
pcre2_set_substitute_callout,
pcre2_substitute,
pcre2_substring_copy_byname,
pcre2_substring_copy_bynumber,
pcre2_substring_free,
pcre2_substring_get_byname,
pcre2_substring_get_bynumber,
pcre2_substring_length_byname,
pcre2_substring_length_bynumber,
pcre2_substring_list_free,
pcre2_substring_list_get,
pcre2_substring_nametable_scan,
pcre2_substring_number_from_name,
Tcl_SubstObj.tcl86,
Xft,
XtFindFile(3)
XtResolvePathname(3)
regsub.tcl86,
subst.tcl86,