diff --git a/modules/amazon-s3/S3.tcl b/modules/amazon-s3/S3.tcl
index dfdaf42..4df498d 100644
--- a/modules/amazon-s3/S3.tcl
+++ b/modules/amazon-s3/S3.tcl
@@ -136,9 +136,9 @@ proc S3::contenttype {fname} {
 	}
     } else {
 	# Assume something like Unix.
-	if {[file readable /etc/mime.types]} {
+	if {[file readable @TERMUX_PREFIX@/etc/mime.types]} {
 	    set extension [string trim [file extension $fname] "."]
-	    set f [open /etc/mime.types r]
+	    set f [open @TERMUX_PREFIX@/etc/mime.types r]
 	    while {-1 != [gets $f line] && ![info exists c]} {
 		set line [string trim $line]
 		if {[string match "#*" $line]} continue
diff --git a/modules/bench/libbench.tcl b/modules/bench/libbench.tcl
index ebf9f71..440094c 100644
--- a/modules/bench/libbench.tcl
+++ b/modules/bench/libbench.tcl
@@ -125,7 +125,7 @@ proc bench_tmpfile {} {
     set base "tclbench[incr BENCH(uniqid)].dat"
     if {[info exists tcl_platform(platform)]} {
 	if {$tcl_platform(platform) == "unix"} {
-	    return "/tmp/$base"
+	    return "@TERMUX_PREFIX@/tmp/$base"
 	} elseif {$tcl_platform(platform) == "windows"} {
 	    return [file join $env(TEMP) $base]
 	} else {
@@ -133,7 +133,7 @@ proc bench_tmpfile {} {
 	}
     } else {
 	# The Good Ol' Days (?) when only Unix support existed
-	return "/tmp/$base"
+	return "@TERMUX_PREFIX@/tmp/$base"
     }
 }
 
@@ -152,7 +152,7 @@ proc bench_rm {args} {
 	if {[info tclversion] > 7.4} {
 	    catch {file delete $file}
 	} else {
-	    catch {exec /bin/rm $file}
+	    catch {exec @TERMUX_PREFIX@/bin/rm $file}
 	}
     }
 }
diff --git a/modules/dns/dns.tcl b/modules/dns/dns.tcl
index 316458b..c512de1 100644
--- a/modules/dns/dns.tcl
+++ b/modules/dns/dns.tcl
@@ -53,8 +53,8 @@ namespace eval ::dns {
             cafile     ""
             cadir      ""
         }
-        if {[file exists /etc/ssl/certs/ca-certificates.crt]} {
-            set options(cafile) /etc/ssl/certs/ca-certificates.crt
+        if {[file exists @TERMUX_PREFIX@/etc/ssl/certs/ca-certificates.crt]} {
+            set options(cafile) @TERMUX_PREFIX@/etc/ssl/certs/ca-certificates.crt
         }
         variable log [logger::init dns]
         ${log}::setlevel $options(loglevel)
@@ -1392,8 +1392,8 @@ switch -exact $::tcl_platform(platform) {
     unix {
         proc ::dns::nameservers {} {
             set nameservers {}
-            if {[file readable /etc/resolv.conf]} {
-                set f [open /etc/resolv.conf r]
+            if {[file readable @TERMUX_PREFIX@/etc/resolv.conf]} {
+                set f [open @TERMUX_PREFIX@/etc/resolv.conf r]
                 while {![eof $f]} {
                     gets $f line
                     if {[regexp {^\s*nameserver\s+(.*)$} $line -> ns]} {
diff --git a/modules/doctools/mpformats/_html.tcl b/modules/doctools/mpformats/_html.tcl
index 8999b6d..4cd056a 100644
--- a/modules/doctools/mpformats/_html.tcl
+++ b/modules/doctools/mpformats/_html.tcl
@@ -130,7 +130,7 @@ proc stable {}         {return [markup "<table [border] cellspacing=0 cellpaddin
 proc link   {text url} {return [markup "<a href=\"$url\">"]$text[markup </a>]}
 
 proc tcl_cmd {cmd} {return "[markup <b>]\[$cmd][markup </b>]"}
-proc wget    {url} {exec /usr/bin/wget -q -O - $url 2>/dev/null}
+proc wget    {url} {exec @TERMUX_PREFIX@/usr/bin/wget -q -O - $url 2>/dev/null}
 
 proc url {tag text url} {
     set body {
diff --git a/modules/ftpd/ftpd.tcl b/modules/ftpd/ftpd.tcl
index 7e93f8e..ee46142 100644
--- a/modules/ftpd/ftpd.tcl
+++ b/modules/ftpd/ftpd.tcl
@@ -354,7 +354,7 @@ proc ::ftpd::unixAuth {user pass} {
     # fully qualified email address.
 
     if {([llength $passwords] == 0) && (![catch {package require crypt}])} {
-        foreach file [list /etc/passwd /etc/shadow] {
+        foreach file [list @TERMUX_PREFIX@/etc/passwd @TERMUX_PREFIX@/etc/shadow] {
             if {([file exists $file]) && ([file readable $file])} {
                 set fh [open $file r]
                 set data [read $fh [file size $file]]
diff --git a/modules/fumagic/cfront.tcl b/modules/fumagic/cfront.tcl
index d9f0372..103eb24 100644
--- a/modules/fumagic/cfront.tcl
+++ b/modules/fumagic/cfront.tcl
@@ -922,7 +922,7 @@ if {!$::fileutil::magic::cfront::debug} {
     }
 }
 
-#set script [magic::compile {} /usr/share/misc/file/magic]
+#set script [magic::compile {} @TERMUX_PREFIX@/usr/share/misc/file/magic]
 #puts "\# types:[array names magic::types]"
 #puts "\# quals:[array names magic::quals]"
 #puts "Script: $script"