compilation failure on OSX

[Curt Lewis]

PowerBook G4 1.5ghz system running OS X 10.3.5.
untar
./configure
make all info
chugs along for a while and then:

for d in gnats send-pr doc; do make -C $d all-gnats; done
gcc -c -I. -I. -I./../include  -g -O2 -W -Wall -ansi -pedantic  
-Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wno-format  
-DHAVE_CONFIG_H 
-DGNATSD_USER_ACCESS_FILE=\"/usr/local/etc/gnats/gnatsd.user_access\" 
-DGNATSD_HOST_ACCESS_FILE=\"/usr/local/etc/gnats/gnatsd.host_access\" 
-DDEFAULT_GNATS_SERVICE=\"support\" 
-DGLOBAL_DB_LIST_FILE=\"/usr/local/etc/gnats/databases\" 
-DGNATS_USER=\"gnats\" edit.c
In file included from /usr/include/libkern/OSByteOrder.h:35,
                 from /usr/include/mach/ndr.h:93,
                 from /usr/include/mach/clock_priv.h:7,
                 from /usr/include/mach/mach_interface.h:37,
                 from /usr/include/mach/mach.h:62,
                 from /usr/include/sys/event.h:154,
                 from /usr/include/sys/select.h:71,
                 from gnatsd.h:32,
                 from edit.c:22:
/usr/include/libkern/ppc/OSByteOrder.h:42: error: syntax error before 
"uint16_t"
/usr/include/libkern/ppc/OSByteOrder.h:57: error: syntax error before 
"uint32_t"
/usr/include/libkern/ppc/OSByteOrder.h:72: error: syntax error before 
"uint64_t"
/usr/include/libkern/ppc/OSByteOrder.h:93: error: syntax error before 
"void"
/usr/include/libkern/ppc/OSByteOrder.h:107: error: syntax error before 
"void"
/usr/include/libkern/ppc/OSByteOrder.h:121: error: syntax error before 
"void"
/usr/include/libkern/ppc/OSByteOrder.h:143: error: syntax error before 
"uint16_t"
/usr/include/libkern/ppc/OSByteOrder.h:153: error: syntax error before 
"uint32_t"
/usr/include/libkern/ppc/OSByteOrder.h:163: error: syntax error before 
"uint64_t"
In file included from /usr/include/mach/ndr.h:93,
                 from /usr/include/mach/clock_priv.h:7,
                 from /usr/include/mach/mach_interface.h:37,
                 from /usr/include/mach/mach.h:62,
                 from /usr/include/sys/event.h:154,
                 from /usr/include/sys/select.h:71,
                 from gnatsd.h:32,
                 from edit.c:22:
/usr/include/libkern/OSByteOrder.h:49: error: syntax error before 
"int32_t"
/usr/include/libkern/OSByteOrder.h:105: error: syntax error before 
"uint16_t"
/usr/include/libkern/OSByteOrder.h:115: error: syntax error before 
"uint32_t"
/usr/include/libkern/OSByteOrder.h:125: error: syntax error before 
"uint64_t"
/usr/include/libkern/OSByteOrder.h:137: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:148: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:159: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:172: error: syntax error before 
"uint16_t"
/usr/include/libkern/OSByteOrder.h:182: error: syntax error before 
"uint32_t"
/usr/include/libkern/OSByteOrder.h:192: error: syntax error before 
"uint64_t"
/usr/include/libkern/OSByteOrder.h:204: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:215: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:226: error: syntax error before 
"void"
/usr/include/libkern/OSByteOrder.h:245: error: syntax error before 
"uint16_t"
/usr/include/libkern/OSByteOrder.h:254: error: syntax error before 
"uint32_t"
/usr/include/libkern/OSByteOrder.h:263: error: syntax error before 
"uint64_t"
/usr/include/libkern/OSByteOrder.h:292: error: syntax error before 
"uint16_t"
/usr/include/libkern/OSByteOrder.h:301: error: syntax error before 
"uint32_t"
/usr/include/libkern/OSByteOrder.h:310: error: syntax error before 
"uint64_t"
make[1]: *** [edit.o] Error 1
sed -e 's,xVERSIONx,4.0,' \
    -e 's,xSUBMITTERx,unknown,' \
    -e 's,xECHONx,bsd,' \
    -e 's,xMAIL_AGENTx,@DEFAULT_MAIL_AGENT@,' \
    -e 's,xMKTEMPx,yes,' \
    -e 's,xPASSWDx,cat /etc/passwd,' \
    -e 's%xDEFAULT_ORGANIZATIONx%unknown%' \
    -e 's,xDEFAULT_RELEASEx,gnats-4.0,' \
            -e 's,xBINDIRx,/usr/local/bin,g' \
    -e 's,xLIBEXECDIRx,/usr/local/libexec,g' \
    -e 's,xSYSCONFDIRx,/usr/local/etc,g' \
    -e 's,xDATADIRx,/usr/local/share,' ./send-pr.sh > send-pr-t
mv send-pr-t send-pr
chmod 755 send-pr
sed -e 's,xBINDIRx,/usr/local/bin,g' \
    -e 's,xVERSIONx,4.0,g' ./install-sid.sh > install-sid-t
mv install-sid-t install-sid
chmod 755 install-sid
sed -e 's,xVERSIONx,4.0,g' \
        -e 's,xPREFIXx,/usr/local,g' ./send-pr.man > send-pr.1-t
mv send-pr.1-t send-pr.1
echo "@set VERSION 4.0" > version.texi-t
mv version.texi-t version.texi
echo "@set VERSION 4.0" > version.texi-t
mv version.texi-t version.texi
makeinfo -I . -o gnats.info gnats.texi
for d in gnats send-pr doc; do make -C $d info; done
make[1]: Nothing to be done for `info'.
make[1]: Nothing to be done for `info'.
make[1]: Nothing to be done for `info'.