all: Makefile build_all openssl.pc
# as we stick to -e, CLEARENV ensures that local variables in lower
-# Makefiles remain local and variable. $${var+var} is tribute to Korn
-# shell, which [annoyingly enough] terminates unset with error if var
-# is not set:-(
-CLEARENV= unset $${TOP+TOP} $${LIB+LIB} $${LIBS+LIBS} \
+# Makefiles remain local and variable. $${VAR+VAR} is tribute to Korn
+# shell, which [annoyingly enough] terminates unset with error if VAR
+# is not present:-( TOP= && unset TOP is tribute to HP-UX /bin/sh,
+# which terminates unset with error if no variable was present:-(
+CLEARENV= TOP= && unset TOP $${LIB+LIB} $${LIBS+LIBS} \
$${INCLUDE+INCLUDE} $${INCLUDES+INCLUDES} \
$${DIR+DIR} $${DIRS+DIRS} $${SRC+SRC} \
$${LIBSRC+LIBSRC} $${LIBOBJ+LIBOBJ} $${ALL+ALL} \
$${EXHEADER+EXHEADER} $${HEADER+HEADER} \
$${GENERAL+GENERAL} $${CFLAGS+CFLAGS} \
$${ASFLAGS+ASFLAGS} $${AFLAGS+AFLAGS} \
+ $${LDCMD+LDCMD} $${LDFLAGS+LDFLAGS} \
+ $${SHAREDCMD+SHAREDCMD} $${SHAREDFLAGS+SHAREDFLAGS} \
$${SHARED_LIB+SHARED_LIB} $${LIBEXTRAS+LIBEXTRAS}
BUILDENV= PLATFORM='${PLATFORM}' PROCESSOR='${PROCESSOR}' \
MAKEDEPEND='$$$${TOP}/util/domd $$$${TOP} -MD ${MAKEDEPPROG}' \
DEPFLAG='-DOPENSSL_NO_DEPRECATED ${DEPFLAG}' \
MAKEDEPPROG='${MAKEDEPPROG}' \
- LDFLAGS='${LDFLAGS}' SHARED_LDFLAGS='${SHARED_LDFLAGS}' \
+ SHARED_LDFLAGS='${SHARED_LDFLAGS}' \
KRB5_INCLUDES='${KRB5_INCLUDES}' LIBKRB5='${LIBKRB5}' \
EXE_EXT='${EXE_EXT}' SHARED_LIBS='${SHARED_LIBS}' \
SHLIB_EXT='${SHLIB_EXT}' SHLIB_TARGET='${SHLIB_TARGET}' \