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/fscanf

@@ -5,11 +5,11 @@ SYNOPSIS
     fscanf(fs, fmt, x_1, x_2, ...)
 
 TYPES
-    fs			file stream open for reading
-    fmt			string
-    x_1, x_2, ...	lvalues
+    fs                  file stream open for reading
+    fmt                 string
+    x_1, x_2, ...       lvalues
 
-    return	null, nonnegative integer, or error value
+    return      null, nonnegative integer, or error value
 
 DESCRIPTION
     If the current position for fs is EOF, the null value is returned.
@@ -31,16 +31,16 @@ DESCRIPTION
     '%'.  A single '%' read from fmt is taken to indicate the beginning of
     a conversion specification field consisting in succession of:
 
-		an optional '*',
-		optional decimal digits,
-		one of 'c', 's', 'n', 'f', 'e', 'i' or a scanset specifier.
+                an optional '*',
+                optional decimal digits,
+                one of 'c', 's', 'n', 'f', 'e', 'i' or a scanset specifier.
 
     A scanset specifier starts with '[' and an optional '^', then an optional
     ']', then optional other characters, and ends with ']'.   If any
     other sequence of characters follows the '%', characters before the
     first exceptional character (which could be the terminating null
     character of the fmt string) are ignored, e.g. the sequence " %*3d " does
-    the same as " d ".	If there is no '*' at the beginning of the specifier,
+    the same as " d ".  If there is no '*' at the beginning of the specifier,
     and the list x_1, x_2, ... has not been exhausted,
     a value will be assigned to the next lvalue in the list; if no lvalue
     remains, the reading of fs stops and the function returns the number
@@ -68,7 +68,7 @@ DESCRIPTION
 
     The cases 'f', 'e', 'r', 'i' may be considered to indicate expectation of
     floating-point, exponential, ratio, or integer representation of the
-    number to be read.	For example, 'i'
+    number to be read.  For example, 'i'
     might be taken to suggest a number like +2345; 'r' might suggest
     a representation like -27/49; 'e' might suggest a representation like
     1.24e-7; 'f' might suggest a representation like 27.145. However, there
@@ -80,9 +80,9 @@ DESCRIPTION
     for + and -, and for * and /.  Also acceptable is a trailing i to
     indicate an imaginary number.  For example the expression
 
-			2+3/4*7i+3.15e7
+                        2+3/4*7i+3.15e7
 
-    would be interpreted as for an ordinary evaluation.	 A decimal fraction
+    would be interpreted as for an ordinary evaluation.  A decimal fraction
     may have more than one dot: dots after the first, which is taken to be
     the decimal point, are ignored.  Thus "12.3..45e6.7" is interpreted
     as if it were "12.345e67".
@@ -102,23 +102,23 @@ EXAMPLE
     ; rewind(f)
     ; fscanf(f, "Alpha Gamma")
     ; fgets(f)
-	"Beta Gamma"
+        "Beta Gamma"
     ; rewind(f)
     ; fscanf(f, "%5c", a)
-	1
+        1
     ; a
-	"Alpha"
+        "Alpha"
     ; fgets(f)
-	" Beta Gamma"
+        " Beta Gamma"
     ; rewind(f)
     ; fscanf(f, "%3c%s%[^m]", a, b, c)
-	3
+        3
     ; print a, b
     Alp ha
     ; print c
     Beta Ga
     ; fgets(f)
-	"mma"
+        "mma"
 
 LIMITS
     The number of arguments is not to exceed 1024.
@@ -137,7 +137,7 @@ 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
@@ -145,8 +145,8 @@ 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:	1996/04/30 03:05:18
-## File existed as early as:	1996
+## Under source code control:   1996/04/30 03:05:18
+## File existed as early as:    1996
 ##
-## 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/