SLATEC Routines --- EZFFT1 ---

*DECK EZFFT1
      SUBROUTINE EZFFT1 (N, WA, IFAC)
C***BEGIN PROLOGUE  EZFFT1
C***SUBSIDIARY
C***PURPOSE  EZFFTI calls EZFFT1 with appropriate work array
C            partitioning.
C***LIBRARY   SLATEC (FFTPACK)
C***TYPE      SINGLE PRECISION (EZFFT1-S)
C***AUTHOR  Swarztrauber, P. N., (NCAR)
C***ROUTINES CALLED  (NONE)
C***REVISION HISTORY  (YYMMDD)
C   790601  DATE WRITTEN
C   830401  Modified to use SLATEC library source file format.
C   860115  Modified by Ron Boisvert to adhere to Fortran 77 by
C           (a) changing dummy array size declarations (1) to (*),
C           (b) changing references to intrinsic function FLOAT
C               to REAL, and
C           (c) changing definition of variable TPI by using
C               FORTRAN intrinsic function ATAN instead of a DATA
C               statement.
C   881128  Modified by Dick Valent to meet prologue standards.
C   890531  Changed all specific intrinsics to generic.  (WRB)
C   890531  REVISION DATE from Version 3.2
C   891214  Prologue converted to Version 4.0 format.  (BAB)
C   900402  Added TYPE section.  (WRB)
C***END PROLOGUE  EZFFT1