diff --git a/filename_absolute.cxx b/e:/temp/src/filename_absolute.cxx
index e39da32..85ba968 100644
--- a/filename_absolute.cxx
+++ b/e:/temp/src/filename_absolute.cxx
@@ -27,7 +27,7 @@
 #include <stdlib.h>
 #include "flstring.h"
 
-inline int isdirsep(char c) {return c == '/';}
+static inline int isdirsep(char c) {return c == '/';}  // Issue #141: declare static so driver uses own copy
 
 /** Makes a filename absolute from a relative filename.
     \code
@@ -72,7 +72,7 @@ int Fl_System_Driver::filename_absolute(char *to, int tolen, const char *from) {
   if (isdirsep(*(a-1))) a--;
   /* remove intermediate . and .. names: */
   while (*start == '.') {
-    if (start[1]=='.' && isdirsep(start[2])) {
+    if (start[1] == '.' && (isdirsep(start[2]) || !start[2])) {		// Issue #142: handle lone ".."
       char *b;
       for (b = a-1; b >= temp && !isdirsep(*b); b--) {/*empty*/}
       if (b < temp) break;