Shorten some error messages for landley
diff --git a/src/bc/data.c b/src/bc/data.c
index c7ab58b..cc45d43 100644
--- a/src/bc/data.c
+++ b/src/bc/data.c
@@ -181,15 +181,15 @@
   "undefined array",
   "file is not executable",
   "could not install signal handler",
-  "invalid value for scale; must be an integer in the range [0, BC_SCALE_MAX]",
-  "invalid value for ibase; must be an integer in the range [2, 16]",
-  "invalid value for obase; must be an integer in the range [2, BC_BASE_MAX]",
-  "invalid statement; this is most likely a bug in bc",
-  "invalid expression; this is most likely a bug in bc",
+  "bad scale; must be [0, BC_SCALE_MAX]",
+  "bad ibase; must be [2, 16]",
+  "bad obase; must be [2, BC_BASE_MAX]",
+  "invalid statement; this is a bug in bc",
+  "invalid expression; this is a bug in bc",
   "invalid string",
-  "string too long: length must be in the range [0, BC_STRING_MAX]",
+  "string too long: length must be [0, BC_STRING_MAX]",
   "invalid name/identifier",
-  "invalid array length; must be an integer in the range [1, BC_DIM_MAX]",
+  "invalid array length; must be [1, BC_DIM_MAX]",
   "invalid read() expression",
   "read() call inside of a read() call",
   "print error",
@@ -198,8 +198,8 @@
   "cannot return from function; no function to return from",
   "invalid label; this is probably a bug in bc",
   "variable is wrong type",
-  "invalid stack; this is probably a bug in bc",
-  "bc was not halted correctly; this is a bug in bc",
+  "invalid stack; this is a bug in bc",
+  "bc stopped; this is a bug in bc",
 
   "POSIX only allows one character names; the following is invalid:",
   "POSIX does not allow '#' script comments",