Fix SSL build failure when building in minimal source tree

Building in a source tree without prebuilt platform independent
build results failed on the SSL examples when cross building.
This has been solved by not building the SSL examples during a
cross build.

configure.in

@@ -97,7 +97,7 @@ fi
 TARGET=$host
 AC_SUBST(TARGET)
 
-if test	X$cross_compiling = Xyes; then
+if test "$cross_compiling" = "yes"; then
     CROSS_COMPILING=yes
 else
     CROSS_COMPILING=no

erts/configure.in

@@ -90,6 +90,13 @@ else
     host_os=$host
 fi
 
+if test "$cross_compiling" = "yes"; then
+    CROSS_COMPILING=yes
+else
+    CROSS_COMPILING=no
+fi
+AC_SUBST(CROSS_COMPILING)
+
 ERL_XCOMP_SYSROOT_INIT
 
 AC_ISC_POSIX
@@ -3605,7 +3612,7 @@ dnl 		Should one use EXEEXT or ac_exeext?
 		if test -f "$erl_xcomp_sysroot$SSL_BINDIR/openssl$EXEEXT"; then
 		    if test "$cross_compiling" = "yes"; then
 			dnl Cannot test it; hope it is working...
-			OPENSSL_CMD="$SSL_BINDIR/openssl"
+			OPENSSL_CMD="$erl_xcomp_sysroot$SSL_BINDIR/openssl"
 		    else
 			if "$SSL_BINDIR/openssl" version > /dev/null 2>&1; then
 				OPENSSL_CMD="$SSL_BINDIR/openssl"

lib/ssl/Makefile

@@ -28,9 +28,10 @@ ifeq ($(findstring win32,$(TARGET)),win32)
 ifeq ($(HOST_OS),)
 HOST_OS := $(shell $(ERL_TOP)/erts/autoconf/config.guess)
 endif
-ifeq ($(findstring solaris,$(HOST_OS)),solaris)
-SKIP_BUILDING_BINARIES := true
 endif
+
+ifeq ($(CROSS_COMPILING),yes)
+SKIP_BUILDING_BINARIES := true
 else
 SKIP_BUILDING_BINARIES := false
 endif

make/otp.mk.in

@@ -24,6 +24,11 @@
 .SUFFIXES: .erl .beam .yrl .xrl .bin .mib .hrl .sgml .xml .xmlsrc .html .ps \
 	.3 .1 .fig .dvi .tex .class .java .pdf .fo .psframe .pscrop .el .elc
 
+# ----------------------------------------------------
+#	Cross Compiling
+# ----------------------------------------------------
+CROSS_COMPILING = @CROSS_COMPILING@
+
 # ----------------------------------------------------
 #	Common macros
 # ----------------------------------------------------