Index: sheets/part/Digest.cpp
--- sheets/part/Digest.cpp.orig
+++ sheets/part/Digest.cpp
@@ -250,8 +250,8 @@ typedef struct digest_impl_st {
  */
 static void __rtl_digest_swapLong(sal_uInt32 *pData, sal_uInt32 nDatLen)
 {
-    register sal_uInt32 *X;
-    register int         i, n;
+     sal_uInt32 *X;
+     int         i, n;
 
     X = pData;
     n = nDatLen;
@@ -465,10 +465,10 @@ static void __rtl_digest_initSHA(
  */
 static void __rtl_digest_updateSHA(DigestContextSHA *ctx)
 {
-    register sal_uInt32  A, B, C, D, E, T;
-    register sal_uInt32 *X;
+     sal_uInt32  A, B, C, D, E, T;
+     sal_uInt32 *X;
 
-    register DigestSHA_update_t *U;
+     DigestSHA_update_t *U;
     U = ctx->m_update;
 
     A = ctx->m_nA;
@@ -577,10 +577,10 @@ static void __rtl_digest_endSHA(DigestContextSHA *ctx)
     static const sal_uInt8 end[4] = {
         0x80, 0x00, 0x00, 0x00
     };
-    register const sal_uInt8 *p = end;
+     const sal_uInt8 *p = end;
 
-    register sal_uInt32 *X;
-    register int         i;
+     sal_uInt32 *X;
+     int         i;
 
     X = ctx->m_pData;
     i = (ctx->m_nDatLen >> 2);