--- sacswap.c.old	2006-03-27 15:44:54.000000000 -0500
+++ sacswap.c	2008-08-31 14:15:54.000000000 -0400
@@ -47,7 +47,6 @@
 #define HEADER_SIZE (NFLOATS * FLOAT_SIZE) + (NINTS * INT_SIZE) + (NCHARS * CHAR_SIZE)
 
 int file_size(char *file);
-float float_swap(char cbuf[]);
 long  long_swap(char cbuf[]);
 long  long_join(char cbuf[]);
 
@@ -63,6 +62,7 @@
   FILE *fp;
   char swap[2048];
   int size;
+  long tmp;
 
   /* Check usage */
   if (ac < 2) { 
@@ -95,7 +95,8 @@
     }
     /* Swap the floats */
     for(j = 0; j< NFLOATS; j++) {
-      sacfloat[j] = float_swap(cbuf + FLOAT_SIZE * j);
+      tmp = long_swap(cbuf + FLOAT_SIZE * j);
+      sacfloat[j] = *(float *)(&tmp);
     }
 
     /* ints */
@@ -149,7 +150,8 @@
 	fprintf(stderr, "%s: exiting\n", PROGRAM);
 	exit(-1);
       }
-      data[j] = (float) float_swap(cbuf);
+      tmp = long_swap(cbuf);
+      data[j] = *(float *)(&tmp);
     }
     fclose(fp);
     
@@ -206,20 +208,6 @@
   return(l_union.lval);
 }
 
-float 
-float_swap(char cbuf[]) {
-  union {
-    char cval[4];
-    float fval;
-  } f_union;
-  
-  f_union.cval[3] = cbuf[0];
-  f_union.cval[2] = cbuf[1];
-  f_union.cval[1] = cbuf[2];
-  f_union.cval[0] = cbuf[3];
-  return(f_union.fval);
-}
-
 long 
 long_join(char cbuf[]) {
   union {