Internal md5 and sha1 implementations are now always used.

This reduces the number of moving parts in ABI compatibility checks.
Additionally, it also allows to use OpenSSL in FIPS mode while still
using md5 for non-security tasks.

auto/cc/acc

@@ -12,4 +12,3 @@ CC_TEST_FLAGS="-Ae"
 
 PCRE_OPT="$PCRE_OPT -Ae"
 ZLIB_OPT="$ZLIB_OPT -Ae"
-MD5_OPT="$MD5_OPT -Ae"

auto/cc/clang

@@ -66,12 +66,6 @@ else
     PCRE_OPT="$PCRE_OPT -pipe"
 fi
 
-if [ ".$MD5_OPT" = "." ]; then
-    MD5_OPT="-O2 -pipe $CPU_OPT"
-else
-    MD5_OPT="$MD5_OPT -pipe"
-fi
-
 if [ ".$ZLIB_OPT" = "." ]; then
     ZLIB_OPT="-O2 -pipe $CPU_OPT"
 else

auto/cc/gcc

@@ -128,12 +128,6 @@ else
     PCRE_OPT="$PCRE_OPT $PIPE"
 fi
 
-if [ ".$MD5_OPT" = "." ]; then
-    MD5_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
-else
-    MD5_OPT="$MD5_OPT $PIPE"
-fi
-
 if [ ".$ZLIB_OPT" = "." ]; then
     ZLIB_OPT="-O2 -fomit-frame-pointer $PIPE $CPU_OPT"
 else

auto/cc/icc

@@ -43,10 +43,6 @@ if [ ".$PCRE_OPT" = "." ]; then
     PCRE_OPT="-O $CPU_OPT"
 fi
 
-if [ ".$MD5_OPT" = "." ]; then
-    MD5_OPT="-O $CPU_OPT"
-fi
-
 if [ ".$ZLIB_OPT" = "." ]; then
     ZLIB_OPT="-O $CPU_OPT"
 fi

auto/cc/sunc

@@ -145,10 +145,6 @@ if [ ".$PCRE_OPT" = "." ]; then
     PCRE_OPT="$ngx_fast $IPO $CPU_OPT"
 fi
 
-if [ ".$MD5_OPT" = "." ]; then
-    MD5_OPT="$ngx_fast $IPO $CPU_OPT"
-fi
-
 if [ ".$ZLIB_OPT" = "." ]; then
     ZLIB_OPT="$ngx_fast $IPO $CPU_OPT"
 fi

auto/lib/conf

@@ -25,35 +25,6 @@ if [ $USE_OPENSSL = YES ]; then
     . auto/lib/openssl/conf
 fi
 
-if [ $USE_MD5 = YES ]; then
-
-    if [ $USE_OPENSSL = YES ]; then
-        have=NGX_HAVE_OPENSSL_MD5_H . auto/have
-        have=NGX_OPENSSL_MD5 . auto/have
-        have=NGX_HAVE_MD5 . auto/have
-        MD5=YES
-        MD5_LIB=OpenSSL
-
-    else
-        . auto/lib/md5/conf
-    fi
-
-fi
-
-if [ $USE_SHA1 = YES ]; then
-
-    if [ $USE_OPENSSL = YES ]; then
-        have=NGX_HAVE_OPENSSL_SHA1_H . auto/have
-        have=NGX_HAVE_SHA1 . auto/have
-        SHA1=YES
-        SHA1_LIB=OpenSSL
-
-    else
-        . auto/lib/sha1/conf
-    fi
-
-fi
-
 if [ $USE_ZLIB = YES ]; then
     . auto/lib/zlib/conf
 fi

auto/lib/make

@@ -7,14 +7,6 @@ if [ $PCRE != NONE -a $PCRE != NO -a $PCRE != YES ]; then
     . auto/lib/pcre/make
 fi
 
-if [ $MD5 != NONE -a $MD5 != NO -a $MD5 != YES ]; then
-    . auto/lib/md5/make
-fi
-
-if [ $SHA1 != NONE -a $SHA1 != NO -a $SHA1 != YES ]; then
-    . auto/lib/sha1/make
-fi
-
 if [ $OPENSSL != NONE -a $OPENSSL != NO -a $OPENSSL != YES ]; then
     . auto/lib/openssl/make
 fi