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--- a/configure
+++ b/configure
@@ -223,7 +223,7 @@ compile="$CC $DEFS conftest.c -o conftest $LIBS >/dev/null 2>&1"
echo checking for ANSI C header files
echo "#include <stdlib.h>
#include <string.h>
-main() { exit(0); strerror(0); }" > conftest.c
+int main(void) { exit(0); strerror(0); }" > conftest.c
eval $compile
if test -s conftest && ./conftest 2>/dev/null; then
DEFS="$DEFS -DSTDC_HEADERS"
@@ -236,7 +236,8 @@ rm -f conftest conftest.c
echo checking for sys/termios.h
echo "#include <sys/termios.h>
-main() { exit(0); }" > conftest.c
+#include <stdlib.h>
+int main(void) { exit(0); }" > conftest.c
eval $compile
if test -s conftest && ./conftest 2>/dev/null; then
DEFS="$DEFS -DTERMIOS_HEADER"
@@ -245,8 +246,9 @@ rm -f conftest conftest.c
echo checking for POSIX.1 header files
echo "#include <unistd.h>
+#include <stdlib.h>
#ifdef _POSIX_VERSION
-main() { exit(0); }
+int main(void) { exit(0); }
#else
# error no _POSIX_VERSION
#endif" > conftest.c
@@ -258,7 +260,8 @@ rm -f conftest conftest.c
echo checking for BSD string and memory functions
echo "#include <strings.h>
-main() { exit(0); rindex(0, 0); bzero(0, 0); }" > conftest.c
+#include <stdlib.h>
+int main(void) { exit(0); rindex(0, 0); bzero(0, 0); }" > conftest.c
eval $compile
if test -s conftest ; then :
else DEFS="$DEFS -DUSG"
@@ -267,7 +270,8 @@ rm -f conftest conftest.c
echo checking whether sys/types.h defines uid_t
echo '#include <sys/types.h>
-main() { uid_t x; exit(0); }' > conftest.c
+#include <stdlib.h>
+int main(void) { uid_t x; exit(0); }' > conftest.c
eval $compile
if test -s conftest ; then :
else
@@ -300,7 +304,8 @@ char *alloca ();
#endif
#endif
#endif
-main() { char *p = (char *) alloca(1); exit(0); }' > conftest.c
+#include <stdlib.h>
+int main(void) { char *p = (char *) alloca(1); exit(0); }' > conftest.c
eval $compile
if test -s conftest ; then :
elif test -d /usr/ucblib; then LIBS="$LIBS -L/usr/ucblib -lucb"
@@ -312,7 +317,8 @@ rm -f conftest conftest.c
if [ $usenls = true ]; then
echo checking for nls
echo '#include <nl_types.h>
- main() {nl_catd catfd; exit(0); }' > conftest.c
+ #include <stdlib.h>
+ int main(void) {nl_catd catfd; exit(0); }' > conftest.c
eval $compile
if test -s conftest && ./conftest 2>/dev/null; then :
else
@@ -329,8 +335,9 @@ echo checking for getopt.h
echo '#define _GNU_SOURCE
#include <getopt.h>
#include <stdio.h>
+#include <stdlib.h>
struct option long_opts[] = { { "", no_argument, NULL, 0 } };
-main() { exit(0); }' > conftest.c
+int main(void) { exit(0); }' > conftest.c
eval $compile
if test -s conftest ; then
manpathoption="--path"
|
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