diff --git a/system/untex/README b/system/untex/README
index d505214683..63b64978cc 100644
--- a/system/untex/README
+++ b/system/untex/README
@@ -1 +1,3 @@
+untex (strip LaTeX commands from source file)
+
 A tool for removing LaTeX commands from input.
diff --git a/system/untex/fix_warnings.diff b/system/untex/fix_warnings.diff
new file mode 100644
index 0000000000..23d3de71fe
--- /dev/null
+++ b/system/untex/fix_warnings.diff
@@ -0,0 +1,47 @@
+diff -Naur a/untex.c b/untex.c
+--- a/untex.c	1995-11-22 10:07:51.000000000 -0500
++++ b/untex.c	2017-06-26 17:18:46.919412040 -0400
+@@ -43,6 +43,8 @@
+ */
+ 
+ 
++#include <stdlib.h>
++#include <string.h>
+ #include <stddef.h>
+ #include <stdio.h>
+ #include <ctype.h>
+@@ -75,7 +77,7 @@
+ char *umlaut(int c);
+ int parsecmd(FILE *inf);
+ int skipcomment(FILE *inf, int *c);
+-int skip(FILE *inf, int c);
++void skip(FILE *inf, int c);
+ 
+ int main(int argc, char *argv[])
+ {
+@@ -292,7 +294,7 @@
+     return((*c != EOF));
+ }
+ 
+-int skip(FILE *inf, int c)
++void skip(FILE *inf, int c)
+ {
+     int cc, ec, openb, closeb;
+     switch (c) {
+@@ -304,7 +306,7 @@
+     cc = getc(inf);
+     if (cc != c) {
+ 	ungetc(cc, inf);
+-	return(cc != EOF);
++	return;
+     }
+     openb  = 1;
+     closeb = 0;
+@@ -342,7 +344,6 @@
+     int c, ce;
+     char cmd[MAXCMDLEN], env[MAXCMDLEN], envtst[MAXCMDLEN];
+     int fnc, cmdc, envc, i, openb, closeb;
+-    int proceed;
+     char fname[MAXFILENAMELEN];
+     
+     fnc = envc = cmdc = 0;
diff --git a/system/untex/untex.SlackBuild b/system/untex/untex.SlackBuild
index b6250d6acb..0b3af3470a 100644
--- a/system/untex/untex.SlackBuild
+++ b/system/untex/untex.SlackBuild
@@ -2,7 +2,9 @@
 
 # Slackware build script for untex
 
-# Written by Niki Kovacs <info@microlinux.fr>
+# Written by Niki Kovacs (email removed)
+#
+# Now maintained by B. Watson <yalhcru@gmail.com>
 #
 # All rights reserved.
 #
@@ -23,9 +25,14 @@
 #  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 #  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+# 20170626 bkw:
+# - take over maintenance
+# - fix missing includes and other compiler warnings
+# - minor script tweaks
+
 PRGNAM=untex
 VERSION=${VERSION:-1.3}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -71,13 +78,14 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
-make
-install -Dm 0755 untex $PKG/usr/bin/untex
-install -Dm 0644 untex.man $PKG/usr/man/man1/untex.1
-gzip -9 $PKG/usr/man/man1/untex.1
+# 20170626 bkw: fix most of the compiler warnings we get with -Wall. This
+# should help with -current's gcc7, which is quite picky.
+patch -p1 < $CWD/fix_warnings.diff
 
-find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
-  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
+make CFLAGS="$SLKCFLAGS"
+install -s -Dm 0755 $PRGNAM $PKG/usr/bin/$PRGNAM
+install -Dm 0644 $PRGNAM.man $PKG/usr/man/man1/$PRGNAM.1
+gzip -9 $PKG/usr/man/man1/$PRGNAM.1
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild