convert ASCII TABs to ASCII SPACEs

Converted all ASCII tabs to ASCII spaces using a 8 character
tab stop, for all files, except for all Makefiles (plus rpm.mk).
The `git diff -w` reports no changes.

help/ftell

@@ -5,9 +5,9 @@ SYNOPSIS
     ftell(fd)
 
 TYPES
-    fd		open file stream
+    fd          open file stream
 
-    return	non-negative integer or error value
+    return      non-negative integer or error value
 
 DESCRIPTION
     This function attempts to return the current value of the file position
@@ -21,21 +21,21 @@ EXAMPLE
     ; fd = fopen("/tmp/curds", "w")
     ; fputs(fd, "0123456789")
     ; ftell(fd)
-	10
+        10
     ; fputs(fd, "abcdef")
     ; ftell(fd)
-	16
+        16
     ; fseek(fd, 20, 0)
     ; ftell(fd)
-	20
+        20
     ; fputs(fd, "01234")
     ; ftell(fd)
-	25
+        25
     ; freopen(fd, "r")
     ; fscanf(fd, "%*5c")
-	0
+        0
     ; ftell(fd)
-	5
+        5
 
 LIMITS
     none
@@ -54,7 +54,7 @@ SEE ALSO
 ##
 ## Calc is distributed in the hope that it will be useful, but WITHOUT
 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-## or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU Lesser General
+## or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General
 ## Public License for more details.
 ##
 ## A copy of version 2.1 of the GNU Lesser General Public License is
@@ -62,8 +62,8 @@ SEE ALSO
 ## received a copy with calc; if not, write to Free Software Foundation, Inc.
 ## 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 ##
-## Under source code control:	1995/03/04 11:33:21
-## File existed as early as:	1995
+## Under source code control:   1995/03/04 11:33:21
+## File existed as early as:    1995
 ##
-## chongo <was here> /\oo/\	http://www.isthe.com/chongo/
-## Share and enjoy!  :-)	http://www.isthe.com/chongo/tech/comp/calc/
+## chongo <was here> /\oo/\     http://www.isthe.com/chongo/
+## Share and enjoy!  :-)        http://www.isthe.com/chongo/tech/comp/calc/