diff --git a/Makefile b/Makefile
index fb6ba277c1..3b02221f77 100644
--- a/Makefile
+++ b/Makefile
@@ -79,6 +79,10 @@ all:
 #
 # Define NO_ICONV if your libc does not properly support iconv.
 #
+# Define NO_R_TO_GCC if your gcc does not like "-R/path/lib" that
+# tells runtime paths to dynamic libraries; "-Wl,-rpath=/path/lib"
+# is used instead.
+#
 # Define USE_NSEC below if you want git to care about sub-second file mtimes
 # and ctimes. Note that you need recent glibc (at least 2.2.4) for this, and
 # it will BREAK YOUR LOCAL DIFFS! show-diff and anything using it will likely
@@ -359,8 +363,8 @@ ifeq ($(uname_O),Cygwin)
 	NO_FAST_WORKING_DIRECTORY = UnfortunatelyYes
 	# There are conflicting reports about this.
 	# On some boxes NO_MMAP is needed, and not so elsewhere.
-	# Try uncommenting this if you see things break -- YMMV.
-	# NO_MMAP = YesPlease
+	# Try commenting this out if you suspect MMAP is more efficient
+	NO_MMAP = YesPlease
 	NO_IPV6 = YesPlease
 	X = .exe
 endif
@@ -421,11 +425,19 @@ ifeq ($(uname_S),Darwin)
 	endif
 endif
 
+ifdef NO_R_TO_GCC_LINKER
+	# Some gcc does not accept and pass -R to the linker to specify
+	# the runtime dynamic library path.
+	CC_LD_DYNPATH = -Wl,-rpath=
+else
+	CC_LD_DYNPATH = -R
+endif
+
 ifndef NO_CURL
 	ifdef CURLDIR
-		# This is still problematic -- gcc does not always want -R.
+		# Try "-Wl,-rpath=$(CURLDIR)/lib" in such a case.
 		BASIC_CFLAGS += -I$(CURLDIR)/include
-		CURL_LIBCURL = -L$(CURLDIR)/lib -R$(CURLDIR)/lib -lcurl
+		CURL_LIBCURL = -L$(CURLDIR)/lib $(CC_LD_DYNPATH)$(CURLDIR)/lib -lcurl
 	else
 		CURL_LIBCURL = -lcurl
 	endif
@@ -444,9 +456,8 @@ endif
 ifndef NO_OPENSSL
 	OPENSSL_LIBSSL = -lssl
 	ifdef OPENSSLDIR
-		# Again this may be problematic -- gcc does not always want -R.
 		BASIC_CFLAGS += -I$(OPENSSLDIR)/include
-		OPENSSL_LINK = -L$(OPENSSLDIR)/lib -R$(OPENSSLDIR)/lib
+		OPENSSL_LINK = -L$(OPENSSLDIR)/lib $(CC_LD_DYNPATH)$(OPENSSLDIR)/lib
 	else
 		OPENSSL_LINK =
 	endif
@@ -462,9 +473,8 @@ else
 endif
 ifdef NEEDS_LIBICONV
 	ifdef ICONVDIR
-		# Again this may be problematic -- gcc does not always want -R.
 		BASIC_CFLAGS += -I$(ICONVDIR)/include
-		ICONV_LINK = -L$(ICONVDIR)/lib -R$(ICONVDIR)/lib
+		ICONV_LINK = -L$(ICONVDIR)/lib $(CC_LD_DYNPATH)$(ICONVDIR)/lib
 	else
 		ICONV_LINK =
 	endif
diff --git a/git-gc.sh b/git-gc.sh
index e55ed19fbd..6de55f7292 100755
--- a/git-gc.sh
+++ b/git-gc.sh
@@ -10,6 +10,6 @@ SUBDIRECTORY_OK=Yes
 
 git-pack-refs --prune &&
 git-reflog expire --all &&
-git-repack -a -d &&
+git-repack -a -d -l &&
 git-prune &&
 git-rerere gc || exit
diff --git a/git-send-email.perl b/git-send-email.perl
index 4c87c20c15..ba39d39384 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -178,11 +178,10 @@ my $prompting = 0;
 if (!defined $from) {
 	$from = $author || $committer;
 	do {
-		$_ = $term->readline("Who should the emails appear to be from? ",
-			$from);
+		$_ = $term->readline("Who should the emails appear to be from? [$from] ");
 	} while (!defined $_);
 
-	$from = $_;
+	$from = $_ if ($_);
 	print "Emails will be sent from: ", $from, "\n";
 	$prompting++;
 }
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 65fcdb0f28..da12be7472 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -1271,7 +1271,7 @@ sub parse_tag {
 }
 
 sub parse_commit_text {
-	my ($commit_text) = @_;
+	my ($commit_text, $withparents) = @_;
 	my @commit_lines = split '\n', $commit_text;
 	my %co;
 
@@ -1281,13 +1281,12 @@ sub parse_commit_text {
 	if (!($header =~ m/^[0-9a-fA-F]{40}/)) {
 		return;
 	}
-	$co{'id'} = $header;
-	my @parents;
+	($co{'id'}, my @parents) = split ' ', $header;
 	while (my $line = shift @commit_lines) {
 		last if $line eq "\n";
 		if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
 			$co{'tree'} = $1;
-		} elsif ($line =~ m/^parent ([0-9a-fA-F]{40})$/) {
+		} elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
 			push @parents, $1;
 		} elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
 			$co{'author'} = $1;
@@ -1373,12 +1372,13 @@ sub parse_commit {
 	local $/ = "\0";
 
 	open my $fd, "-|", git_cmd(), "rev-list",
+		"--parents",
 		"--header",
 		"--max-count=1",
 		$commit_id,
 		"--",
 		or die_error(undef, "Open git-rev-list failed");
-	%co = parse_commit_text(<$fd>);
+	%co = parse_commit_text(<$fd>, 1);
 	close $fd;
 
 	return %co;