Fails to build on QNX 6.3.2

[mkraai]

When I try to build revision 3851 on QNX 6.3.2, it fails with the following error messages:

source='smartctl.cpp' object='smartctl.o' libtool=no \
DEPDIR=.deps depmode=gcc /bin/sh ./depcomp \
QCC -DHAVE_CONFIG_H -I.  -DBUILD_INFO='"(local build)"' -DSMARTMONTOOLS_SYSCONFDIR='"/usr/local/etc"' -DSMARTMONTOOLS_DRIVEDBDIR='"/usr/local/share/smartmontools"'    -I./getopt -DHAVE_GETOPT_LONG -D__GNU_LIBRARY__    -g -O2 -Wall -W -c -o smartctl.o smartctl.cpp
smartctl.cpp: In function `const char* parse_options(int, char**, 
   ata_print_options&, scsi_print_options&, bool&)':
smartctl.cpp:397: error: `free' undeclared (first use this function)
smartctl.cpp:397: error: (Each undeclared identifier is reported only once for 
   each function it appears in.)
cc: /usr/qnx632/host/qnx6/x86/usr/lib/gcc-lib/i386-pc-nto-qnx6.3.0/3.3.5/cc1plus error 1

If I modify smartctl.cpp to include stdlib.h, it builds successfully.

[Christian Franke]

r3857.