diff -ur units-2.02.orig/Makefile.in units-2.02/Makefile.in
--- units-2.02.orig/Makefile.in	2013-12-07 06:56:41.000000000 -0500
+++ units-2.02/Makefile.in	2013-12-07 19:50:21.000000000 -0500
@@ -35,7 +35,7 @@
 TEXI2DVI = texi2dvi
 TEXI2PDF = texi2pdf
 LDFLAGS = @LDFLAGS@
-LIBS= @LIBS@
+LIBS= @LIBS@ -lkernel32
 VPATH = @srcdir@
 
 datarootdir = @datarootdir@
diff -ur units-2.02.orig/units.c units-2.02/units.c
--- units-2.02.orig/units.c	2013-12-07 06:56:41.000000000 -0500
+++ units-2.02/units.c	2013-12-07 20:51:00.000000000 -0500
@@ -56,13 +56,28 @@
 #include "getopt.h"
 #include "units.h"
 
-#ifndef UNITSFILE
-#  define UNITSFILE "definitions.units"
-#endif
+#ifdef _WIN32
+  #define WIN32_LEAN_AND_MEAN
+  #include <windows.h>
 
-#ifndef LOCALEMAP
-#  define LOCALEMAP "locale.map"
-#endif 
+#  ifdef UNITSFILE
+#    undef UNITSFILE
+#  endif
+#  define UNITSFILE "/share/units/definitions.units"
+
+#  ifdef LOCALEMAP
+#    undef LOCALEMAP
+#  endif
+#  define LOCALEMAP "/share/units/locale.map"
+#else
+#  ifndef UNITSFILE
+#    define UNITSFILE "definitions.units"
+#  endif
+
+#  ifndef LOCALEMAP
+#    define LOCALEMAP "locale.map"
+#  endif 
+#endif
 
 #ifndef EOFCHAR
 #  define EOFCHAR "D"
@@ -1187,6 +1202,31 @@
 }
 #endif
 
+#ifdef _WIN32
+char * root_path()
+{
+  static char buff[2048];
+  if(GetModuleFileName(NULL, buff, 2048) > 0)\
+  {
+    /* name should be something like \somepath\bin\units.exe */
+    char * ptr;
+
+    ptr = strrchr(buff, '\\');
+    if(ptr) *ptr = 0;
+
+    ptr = strrchr(buff, '\\');
+    if(ptr) 
+    {
+      *ptr = 0;
+    }
+  }
+  else
+    strcpy(buff, "c:");
+
+  return buff;
+}
+#endif
+
 
 /* 
    Read in units data.  
@@ -3296,6 +3336,18 @@
     return file;
   file = UNITSFILE;
   testfile = fopen(file, "rt");
+
+#ifdef _WIN32
+  if (!testfile) {
+    char * root = root_path();
+    file = mymalloc(strlen(root)+strlen(UNITSFILE)+2,"(findunitsfile)");
+    strcpy(file, root);
+    strcat(file, "\\");
+    strcat(file, UNITSFILE);
+    testfile = fopen(file, "rt");
+  }
+#endif
+
   if (!testfile) {
     char *direc, *env;
     char separator[2];
@@ -4214,6 +4266,17 @@
   char *value;
   char name[80];
   map = fopen(LOCALEMAP,"rt");
+#ifdef _WIN32
+  if (!map) {
+    char * root = root_path();
+    char * file = mymalloc(strlen(root)+strlen(UNITSFILE)+2,"(localmap)");
+    strcpy(file, root);
+    strcat(file, "\\");
+    strcat(file, LOCALEMAP);
+    map = fopen(file, "rt");
+    free(file);
+  }
+#endif
   if (!map)
     fprintf(stderr,"%s: Unable to read locale map '%s'\n",progname,LOCALEMAP);
   else {