# preserve configure-specific includes

# these includes are surrounded by #ifdef's

grep -B1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |

egrep -q '^#if|^#else' && continue

egrep -q '^#if|^#else|^#elif' && continue

grep -A1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |

egrep -q '^#else|^#endif' && continue

egrep -q '^#else|^#elif|^#endif' && continue

# Remove all #if and #ifdef blocks because the blocks

# might contain code that is not compiled on this platform.

cat "$FILE" |

grep -v "^#if" |

grep -v "^#else" |

grep -v "^#elif" |

grep -v "^#endif" >/tmp/$$a

# set up initial file contents